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Posted 20 hours ago

2 x Tri-Wing + Cross Y-Shaped Screwdrivers Tool for Nintendo Wii DS

£9.9£99Clearance
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About this deal

A hex screwdriver is designed to remove or drive fasteners with a hexagonal notch, like the screws that are commonly found in many furniture products. Robertson screws and screwdrivers were named after their Canadian inventor and are commonly found in the automotive and furniture industries.

The inertia of the screwdriver tip overcomes the friction between the two surfaces, resulting in the screwdriver tip slipping from the screw head. You can find manually driven and electric flathead screwdrivers, though these products are limited by the cam-out effect, which occurs when the screwdriver tip slips off the screw head. Often referred to as a square-drive screwdriver, Robertson screwdrivers are capable of driving screws and fasteners with a square-shaped notch at a higher torque than most other screwdrivers. The shank extends from the handle to the head of the screwdriver and it comes in a variety of lengths. The six-sided shape of the hexagon reduces the chance of slipping, allowing hex fasteners to be driven at high speeds by electric-power hex screwdrivers or drills without the screwdriver head stripping the screw notch.This is because the square-shaped screwdriver bit grips the sides of the notch without slipping, even as the speed and torque are increased. This type of screwdriver is unnecessary in most circumstances, but if you are working in a tight space or you are driving or removing very long screws, then using a ratcheting screwdriver is recommended to help improve project efficiency. This type of screwdriver can also be referred to as a hex key screwdriver or even an Allen key screwdriver because the head fits the same notch as an Allen key of the same size. Look for a screwdriver with the right shank length for the project, keeping in mind that a longer shank can help access fasteners in difficult to reach areas, like inside an engine. These tools were developed in the 19th century as an improvement over flathead screwdrivers because the shape of the screwdriver head provides better traction or grip when you are driving or removing screws.

Use a ratcheting screwdriver when it would be too difficult to repeatedly reposition the driver on the fastener. It is a simple object used for driving screws or removing screws, and consists of a handle, shaft, and tip or head that fits into the compatible screw notch or slot.A flathead or slotted screwdriver is a tool with a wedge-shaped flat tip that is designed to fit into the notch on a slotted screw. Hex screwdrivers come in a range of sizes and lengths, so it's important to find a tool that is compatible with the screws to ensure quick and effective installation or removal. This effect can be lessened, but not eliminated, by carefully matching the correct sized driver to the slot in the screw head.

Deane Biermeier is an expert contractor with nearly 30 years of experience in all types of home repair, maintenance, and remodeling. This tool is ideal for working in tight spaces where a standard screwdriver would be too long to fit, like behind a wall, in the ceiling, or under a heavy appliance.The slot is the first factor to consider because you will need to choose the correct screwdriver slot configuration and slot size that are compatible with the screw. This can happen if the screwdriver is misaligned in the screw head slot, but can also be caused when the amount of torque applied to the screw head exceeds a specific limit. Generally, precision screwdriver heads are flathead or Phillips head, though you may also find Torx precision screwdrivers. A good example of the type of screw these screwdrivers are made for is the small screw located in the frame of a set of glasses. Electric screwdrivers can be used with various exchangeable bits in a variety of sizes and types, including slotted, Phillips, Robertson, Torx, and even Hex.

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