Slot screws are also used in the restoration of antique furniture, vehicles, and equipment. The slotted screw is commonly found in existing products and installations, along with use in simple carpentry work and in applications where minimal torque is needed.

Additionally, it is unique because the slot head is straightforward to manufacture, and because it can be driven by a simple handtool. This form was the first type of screw drive to be developed, and for centuries, it was the simplest and cheapest to make. Slot screw drives have a single horizontal indentation (the slot) in the fastener head and is driven by a 'common blade' or flat-bladed screwdriver. Standard slot screwdriver sizes (ISO 2380). Slotted drives Slot drive tool and screw sizes Blade width These sizes do not necessarily describe a particular dimension of the drive shape, but rather are arbitrary designations. Most heads come in a range of sizes, typically distinguished by a number, such as 'Phillips #00'. The following heads are categorized based on frequency, with some of the less-common drives being classified as 'tamper-resistant.'

Usually, it also involves a mating tool, such as a screwdriver, that is used to turn it. At a minimum, a screw drive is a set of shaped cavities and protrusions on the screw head that allows torque to be applied to it.

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