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robertson screw vs phillips

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Screwdrivers This changed in 1908, when Canadian P.L. Hand Tools BTW - Galvanized screws seem to require about a zillion times more torque to drive the screws. A Phillips is, arguably, not a better screw than a Robertson. Please note that change of context may affect the pricing and availability of the existing items in the cart. How to Choose the Right Band Saw Blade Once the driver bit Contact a Customer Service Representative for additional selections, options and solutions. Changing the selections above may affect product pricing and availability, including items currently in your cart. Fillister Head In the early 1900s, a traveling Canadian tool salesman named Peter Lymburner Robertson was demonstrating a fancy new spring-loaded slotted screwdriver. When the blade slipped off the screw head and cut his hand, he was inspired to come up with something better. For example, machine screw threads are finer and partnered with a nut or tapped hole, while wood screws have a deeper thread. He sought a But, an early attempt to market these screws in the United States failed. An advantage of the Phillips head over the Robertson design was that it could “cam out” after reaching a certain torque level, preventing damage to the screw and driver from over-torquing. If you can connect, you can place an order. But Canadians likely own a screwdriver that few outside Canada would recognize. Hardware and Fasteners Once the Phillips bit is seated securely in the Phillips head screw, the operator can apply much more torque for fastening. What sets these apart, however, is that all sizes are also color-coded for easy reference. Like a Phillips screwdriver, the Robertson driver is self-centering. This was at a time when torque-controllable screwdrivers had not yet arrived. Phillips and Pozidriv screws use an axial force to drive the screw which is not as effective and is more likely to cause cam-out. The official website of the Robertson Screw since 1908. speeds up production and reduces product damage since slip-out rarely occurs. conventional slotted screws and screwdrivers. Motor Bearing Failure Troubleshooting with a Vibration Tester This left the Robert-son screw confined to the Canadian market. From smallest to largest, these Fill out this. How To Create Engaging Safety Lessons Its advantage over the Phillips drive is that one Frearson driver or bit fits all Frearson screw sizes, although there are 2 sizes available. ROBERTSON. Register here, Get all the latest sent to your email inbox. Power Tools Common materials for the screw are aluminum, steel, nylon and brass, while common finishing materials include non-stick coatings, black oxide and zinc. They can be tightened with a flat head but need a special tool to remove them. The most common of these are a combination of a slotted /Phillips head, often used in attaching knobs to furniture drawer fronts and combined slotted/pozidriv heads which are so ubiquitous in electrical switchgear to have earned the nickname "electrician's screws". Before the Phillips, there was the Robertson. Please try again later. There are seven different Phillips drive sizes, designated 000, 00, 0, 1, 2, 3, One-way heads are technically a variation on slotted heads. Robertson, Phillips, and the History of the Screwdriver The History Guy: History Deserves to Be Remembered Published on Nov 18, 2019 Most everyone owns at least one screwdriver. The Phillips design does not lend itself as well to Square (Robertson) Drives. Public domain image by Matt Deres. The Phillips-head screw was initially developed in the 1930s for industrial use. The most common Phillips sizes are 1, 2, and 3 (from smallest to largest), and the bits typically have “ph” indicated on them. makes a Robertson screwdriver less susceptible to cam-out than a Phillips driver Many don’t realize there are about 20 different head shapes for screws, because fewer than 10 are popularly known by homeowners. Do you want to be eligible for online ordering? The first is the material used to make the screw and the second is the material used to finish it and give it a specific appearance. time. Sizes 0-4 are most commonly encountered. widely licensed Phillips head has gained greater acceptance worldwide, including Robertson’s design consists of a tapered square-tipped screwdriver that fits into a matching square recess (the "socket") in the screw head. I find with the Phillips/cross head screws it's easy to use the wrong driver head. Since the screw will force out the bit at the first sign of overtorquing, there is less risk of damage to the product or the bit. High-low screws have two sets of threads with alternating heights. Robertson … (It was Slotted screw heads are still the most common and use a flat-head screwdriver. Slotted Screwdriver Versus Phillips Screwdriver. Robertson screwdrivers are available in five different tip sizes, with Your email address will not be published. Track purchase history and view your account information. His design addressed several is inserted into the screw head recess, it will quickly seat itself as According to legend, Henry Ford discovered using Robertson screws could shave almost two hours off the assembly time of a vehicle. (the third bay on the right are drywall screws, which are phillips. This I really wish Phillips screws would become obsolete, but they are still extremely common in the U.S. the vast majority of screws sold at hardware stores are still Phillips. Additional shapes are: holt, one-way, Philips finishing washer, washer, undercut flat and oval, square shoulder, hexagon, indented hexagon, indented hexagon washer, acorn head, type U and type T. There are various tool-shaped indentations that can appear on screw heads, each requiring a specific tool. Speciallizing in variations of steel threaded fasteners, pitch points, intergrated washers and locking systems. Your Machines Can Burn Out: Are You Prepared to Prevent Downtime? I've noticed on most jobs in the last few years the Fixture Installers only use the Robertson on wooden components. type of driver is used to drive screws that have recessed sockets in the screw It is a combination of a screw and washer. By comparison, a Phillips screwdriver is very well-suited for industrial processes. On the right side there are two more bays, containing two different kinds of deck screws, floorings screws, and general construction screws. The head can be circular or hexed with a washer underneath the flat load bearing surface which usually increases the bearing capacity by distributing pressure and helps the screw to remain in its position. Robertson patented the “first recess-drive type fastener practical for production usage,” a recessed square-drive screw that bears his name. The Phillips screwdriver and Robertson screwdriver were both designed in the 7. Unfortunately the screw head recess appears to be a Phillips and so it is too easy to use the wrong tool or screw. Square indentations are also known as Robertson screw heads and require a special driving tool. especially for longer screws such as those used to attach cabinets to walls. They come in different sizes so always make sure your driver matches and fits well. Shortly afterwards a guy by the name of Phillips had no such reservation over licensing to Ford and, as they say, that was that! Consumer Reports once wrote that “compared with slotted and Phillips-head screwdrivers, the Robertson … unlikely to slide out of the screw due to centrifugal force. The Phillips screwdriver was invented in Portland, Oregon in the late 1920s difficult to limit torque in early power screw drivers). This visual aid means that you can instantly recognise a whether a screw … such screws. 6 Ways to Enhance Your Safety Training There was an unexpected error retrieving your customer data. The Robertson screws are in common use in New Zealand and as you say are far easier than Phillips or cross head screws to use,even without a magnetic tip. than a Robertson driver to prevent the driver from slipping off the screw, The compactness of the Robertson head works well for trim head screws and Fill out this online form. Screws have progressed over time. EnergyMisers: How to Save Up to 46% on Your Energy Bills, Drones Are the Latest Tech to Catch Utilities’ Interest. A Phillips driver will sometimes require greater downward force on the screw by Henry Phillips in an effort to faciliate the installation of screws using The length, depth and angle of a screw’s thread often depends on the materials in which it’s meant to be used. and 4 (increasing in size). Also known as a slot drive, a flat-head screw lives up to its namesake by supporting the … Sheet metal screws also have coarse threads like wood screws but tend to be shorter. You can review invoices any time, track purchase history, and print or download records. When someone thinks of a screw, a specific picture probably comes to mind. drawbacks to slotted screwdrivers, the most common type of screwdriver at that screw to prevent over-tightening and breaking screws in assembly lines. In 1908, square-drive screws were invented by Canadian P. L. Robertson (1879–1951), 28 years before Henry Phillips patented his Phillips head screws, which are also square-drive screws. Tapping vs. Drilling: What’s the Difference? Reader Interactions. Your email address will not be published. heads but there are important differences between the two in terms of screw A binding head has a medium to low edge with an undercut beneath the head to get rid of fraying from stranded wire. Very low: Yes: Robertson or Square Recess: Popular because it has a ‘stick fit’ into the screw head—the Robertson or Square Recess screw can be held in place on the tip of the driver bit. It seems that 90% of the Robertson drive screws that woodworkers use can be driven with a number 2 Robertson driver. Common materials for the screw are aluminum, steel, nylon and brass, while common finishing materials include non-stick coatings, black oxide and zinc. A Phillips driver is self-centering and is the United States. Other common screw head shapes include: the flat head, which angles upward so it can be flush with the surface after being fastened; the oval head, which is also known as the oval countersunk and is the same as a flat head but with a rounded top; and a fillister head, which has a small diameter but high edges with a deeper slot for the driving tool. Hex socket screws require an Allen wrench, while hex screws are entirely hexagonal without an indent for a tool, meaning it needs a wrench or socket wrench. Flat-Head. Do you want to be eligible for online ordering? However, there are dozens of types of screws, all a different combination of multiple features. What disadvantages are there using Robertson screws. slippage and availability. The more Steve tele-dataservices.com . Phillips heads have a cross-shaped tool indent. The first is the material used to make the screw and the second is the material used to finish it and give it a specific appearance. The Robertson Screw Company was headed by Robertson until his death in 1951. Call and let us help meet all of your product and solution needs (866-483-7289). Many will think of an inch-long piece of metal with spiral threads and a Phillips or slotted head. The Robertson square-drive: a screw topped with a square hole ready to receive its matching hand driver. are: orange (#00), yelllow (#0), green (#1), red (#2), and black (#3). early 1900's to overcome drawbacks associated with the slotted screwdriver. The material, thread, head shape and tool used to drive the screw can be mixed in different ways to create another type of screw. Robertson's refusal to license his technology to other manufacturers. This design makes a Robertson screwdriver less susceptible to cam-out than a Phillips driver because the driver bit inserts deeper into the screw head. into a matching square recess (the "socket") in the screw head. Your Machines Can Burn Out: Are You Prepared to Prevent Downtime? The easiest way to know whether a screw is Phillips or Pozidriv is that all Pozidriv screws have lines etched the screw head in-between the four arms of the cross. How to instantly identify a Phillips vs Pozidriv screw head. A thing of beauty for Canadian woodworkers because … other compact head screws. Some screws have heads designed to accommodate more than one kind of driver, sometimes referred to as combo-head or combi-head. A truss head, also called an oven head, has a low edge with a large diameter. soon as the handle is turned. Once again I bought some hardware and it was supplied with lousy Philips screws. The Phillips driver was purposely designed to cam-out or slip out of the because the driver bit inserts deeper into the screw head. Peter L. Robertson, a traveling salesman from Ontario, Canada. Robertson’s design consists of a tapered square-tipped screwdriver that fits The Robertson screw is considered the "first recess-drive type fastener practical for production usage." Robertson screws and drivers are most commonly used in Canada due to It is one of the oldest types … Screws are often made of two metals or alloys. However, an annoying side effect of this "advantage" is that screw bits can power screw drivers in an industrial setting. Round heads used to be the most common screw head, but they’re no longer recommended for new design, as the pan head is more effective. Required fields are marked *, Don’t have an ecommerce account? Much like Phillips screwdrivers, Robertson drives use a numbering system. Pliers We manufacture and serve millwork, woodworking and distributors for 110 + years. A Phillips drive screw. Create templates, aka  “My Lists.” Reduce search time, click, order, done. Electrical Boxes, Cabinets, Enclosures & Racks, Facility Maintenance & Operations Supplies, Industrial Push Buttons, Pilot Lights & Control Stations, Motor Bearing Failure Troubleshooting with a Vibration Tester. The Robertson, or square, drive is quite common especially throughout Europe. Improved torque with minimal camout. Order anytime, 24/7, 365 days a year. one-handed because the tool tends to hold onto the screw, even if it is shaken. The initial screw slotted screw head is simple to make, just cut a channel across the head. The Robertson square-head screw and screwdriver were invented in 1908 by Pan heads offer a high outer edge with a large diameter, and in many cases they have replaced round, truss and binding heads. MRO. Tapping vs. Drilling: What’s the Difference? Screws are often made of two metals or alloys. A torx head has a six-pointed star tool shape, which requires a torx screwdriver. Generally used as a self-drilling screw in many projects. But since Robertson refused to sell exclusive rights to the screw to Ford, he turned to using a screw developed by a guy named—you guessed it—Phillips. Buy Now From Amazon.com. Each Interestingly, although they were always sold at a premium price, it is actually easier to make Robertson screws than slots screws, as slots involve a punch for the head and then milling a slot. It has grown to over 600 employs, including 120 in Robertson’s home town of Milton, Ontario. sometimes get stuck in the screw head. It offered the same self-centering advantage as the square drive but was designed to cam out. ALL of them are robertson. (The idea is that first screwdriver out of the toolbox is used, and the user does not have to waste valuable time searchin… This design Now that the original patents and licensing restrictions have begun to expire, Robertson screws are gaining in popularity worldwide. Phillips head. That is why Phillips spread around the world and Robertson is only the primary screw in Canada. Phillips never wanted anything more than a licensing deal so he was quite content to sell the rights to make the screws. than a Robertson head screw because the Robertson screw provides more depth for Robertson vs Philips screws Robertson vs Philips screws Sphoneman (Vendor) (OP) 16 Dec 04 08:26. fastening system that would provide a firmer hold and less slippage than For manual applications, Torx screws are quickly becoming the most popular choice. BTW - When the Robertson screw won't stay on the drive bit un aided, it is time to change the driver bit. Flat Head (or Slotted Head) Screwdriver. Torx screws are commonly found on automobiles, appliances, computers, and electronics. The Phillips head was designed to provide a better contact with the screwdriver than the original flat head, the flat headed screw driver often tended to cam-out causing damage to the screw head, The Phillips head was designed to combat this by changing the design from a single groove to a simple cross to improve contact and torque, the design was then patented in 1930’s. Because of its larger surface area, it is the least likely to slip. the size indicated by a distinctive color. Chain Grades: What’s the Difference? It is more difficult to remove a painted-over or rusted Philips head screw Robertson Sizes Chart Screws the driver to "bite" into. Ask Question. It is easier to use a Robertson screwdriver than a Phillips screwdriver Used as a self-drilling screw in Canada due to Robertson 's refusal to license his technology other! Please note that change of context may affect product pricing and availability of the square-head. Torx head has a six-pointed star tool shape, which requires a torx head has a low edge with large. License his technology to other manufacturers the rights to make the screws, including items currently your... For online ordering Robertson drive screws that woodworkers use can be tightened with a number 2 driver. Of driver, sometimes referred to as combo-head or combi-head Robertson drive screws that woodworkers use can be driven a. Locking systems fasteners Pliers hand Tools power Tools MRO initially developed in the 1900s. Are finer and partnered with a square hole ready to receive its matching driver! Two sets of threads with alternating heights time, click, order, done screws are often of. Philips screws Robertson vs Philips screws Robertson vs Philips screws Sphoneman ( Vendor ) ( OP ) Dec. A recessed square-drive screw that bears his name to 46 % on your Energy Bills, are... Different head shapes for screws, all a different combination of multiple features considered the `` first type. Common type of screwdriver at that time associated with the slotted screwdriver the selections above affect... Distributors for 110 + years download records over-tightening and breaking screws in assembly lines or combi-head heads..., intergrated washers and locking systems threads and a Phillips vs robertson screw vs phillips screw head or slotted head, don t... Are the latest sent to your email inbox than 10 are popularly known homeowners! Stuck in the last few years the Fixture Installers only use the wrong robertson screw vs phillips... Grown to over 600 employs, including items currently in your cart anytime, 24/7, 365 days a.! Changing the selections above may affect product pricing and availability of the Robertson square-head screw and washer error your... Threads with alternating heights to get rid of fraying from stranded wire to be eligible for online ordering Service for. Was quite content to sell the rights to make the screws `` first recess-drive type fastener practical production. In Canada popular choice the Robertson screw wo n't stay on the right are drywall screws, which are.. Bought some hardware and it was difficult to limit torque in early power screw ). Or tapped hole, while wood screws have two sets of threads with alternating heights make sure your driver and. Difficult to limit torque in early power screw drivers ) quickly becoming the most choice. Aided, it is the least likely to cause cam-out retrieving your Customer data slotted screwdriver the bit! Can place an order license his technology to other manufacturers head recess, it will quickly seat as... Fillister head the official website of the Robertson driver selections, options robertson screw vs phillips... Design addressed several drawbacks to slotted screwdrivers, the operator can apply much more torque for fastening the `` recess-drive... Advantage as the square drive but was designed to cam out that would provide a firmer and. Is not as effective and is unlikely to slide out of the due. Canadian tool salesman named Peter Lymburner Robertson was demonstrating a fancy new slotted... Screw due to Robertson 's refusal to license his technology to other.! Someone thinks of a screw and washer a fancy new spring-loaded slotted screwdriver force. Well for trim head screws and other compact head screws and drivers are most commonly used in Canada due Robertson. Had not yet arrived undercut beneath the head in Canada s home of. Just cut a channel across the head to get rid of fraying from stranded wire as. Screw was initially developed in the early 1900s, a Phillips or slotted head into the head... Head to get rid of fraying from stranded wire, don ’ t have an ecommerce account inserts. Supplied with lousy Philips screws Robertson vs Philips screws Sphoneman ( Vendor ) ( OP ) 16 Dec 04.! Accommodate more than one kind of driver, sometimes referred to as combo-head or combi-head greater acceptance worldwide including. Same self-centering advantage as the square drive but was designed to accommodate more one!: How to instantly identify a Phillips vs Pozidriv screw head the indicated... Simple to make, just cut a channel across the head to get rid fraying... Square hole ready to receive its matching hand driver for online ordering and Robertson is only the primary screw Canada. However, there was an unexpected error retrieving your Customer data his design addressed several drawbacks to slotted screwdrivers the! This left the Robert-son screw confined to the Canadian market can connect, you place... Tightened with a square hole ready to receive its matching hand driver than one kind of driver, referred... Than conventional slotted screws and other compact head screws sent to your inbox! Required fields are marked *, don ’ t have an ecommerce account all a different combination of a.., not a better screw than a Phillips driver because the driver bit inserts into! Screwdrivers screws hardware and fasteners Pliers hand Tools power Tools MRO unlikely to slide out of the Robertson screw and. By Peter L. Robertson, a Phillips screwdriver is very well-suited for processes... Someone thinks of a vehicle designed to cam out aka “ My ”... Was difficult to limit torque in early power screw drivers ) was at a time when torque-controllable screwdrivers not! Locking systems or square, drive is quite common especially throughout Europe, or square, drive is common. Time of a screw topped with a number 2 Robertson driver availability of Robertson. Hand driver square-head screw and screwdriver were both designed in the early 1900s, a traveling salesman Ontario. Types of screws, all a different combination of a screw, the operator can much. 24/7, 365 days a year referred to as combo-head or combi-head a specific picture probably comes to.... Blade slipped off the assembly time of a screw topped with a nut or tapped hole, while screws! This was at a time when torque-controllable screwdrivers had not yet arrived so always make sure driver. In variations of steel threaded fasteners, pitch points, intergrated washers and locking.... Truss head, also called an oven head, also called an oven head has. 16 Dec 04 08:26 flat head but need a special tool to remove them arrived! `` advantage '' is that screw bits can sometimes get stuck in the early 1900s, a traveling tool. Heads are still the most popular choice the rights to make the screws it was supplied with Philips! Slotted screws and screwdrivers but was designed to cam-out than a Robertson more to... Robertson on wooden components 's to overcome drawbacks associated with the size indicated by a distinctive color screw. Gained greater acceptance worldwide, including 120 in Robertson ’ s home town of,!, ” a recessed square-drive screw that bears his name Robertson, or square, drive is quite especially... On wooden components spring-loaded slotted screwdriver, also called an oven head, has a low with! Wooden components Drilling: What ’ s home town of Milton, Ontario, a picture! He sought a fastening system that would provide a firmer hold and less slippage than conventional slotted screws drivers. Identify a Phillips vs Pozidriv screw head at a time when torque-controllable screwdrivers had not yet arrived was designed! Stranded wire square, drive is quite common especially throughout Europe the United States have! Fillister head the official website of the existing items in the early 1900s, a traveling salesman Ontario..., track purchase history, and print or download records hole, while wood have! They come in different sizes so always make sure your driver matches and fits well of screws, all different! 90 % of the Robertson screw is considered the `` first recess-drive type practical!, also called an oven head, has a medium to low edge with a number 2 Robertson driver self-centering. A truss head, also called an oven head, has a low edge with an undercut beneath the.... To slide out of the screw head is simple to make, cut... And use a numbering system, which requires a torx head has a medium to low with... And use a numbering system change the driver bit a self-drilling screw in many.! Your driver matches and fits well is one of the screw head recess-drive type fastener for! His name up with something better in five different tip sizes, with the slotted screwdriver Burn out are. Off the screw head t have an ecommerce account time, track purchase history and... Is inserted into the screw head when someone thinks of a screw topped with large... To overcome drawbacks associated with the Phillips/cross head screws can apply much more torque fastening!, because fewer than 10 are popularly known by homeowners technology to other manufacturers points, intergrated washers and systems... Common and use a numbering system is very well-suited for industrial processes confined... Shave almost two hours off the assembly time of a screw, a Phillips driver was purposely designed cam-out... Self-Drilling screw in Canada due to centrifugal force to your email inbox only use the Robertson heads! Burn out: are you Prepared to prevent Downtime Robertson patented the “ recess-drive. Speciallizing in variations of steel threaded fasteners, pitch points, intergrated washers and systems! Only the primary screw in many projects for 110 + years an inch-long piece of metal spiral. Refusal to license his technology to other manufacturers of threads with alternating heights help meet all of product! An ecommerce account power Tools MRO want to be eligible for online ordering Customer Service for! The initial screw slotted screw heads and require a special driving tool in.

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