![]() ![]() ![]() So the nail is often be fastened to an object using a hammer or other force, while the screw requires a screwdriver or threaded holes in the material. A nail differs from a screw in the shank, the former is smooth and the latter has threads. CNC machining can make fasteners in various form and designed specifications become the exact product. Screws and nails are both common fasteners used for broad applications. ![]()
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