Sheet Metal Screw, #8 x 3/4 in, Black Steel Flat Head Phillips Drive, 20 PK A sheet metal screw has sharp threads that cut into a material such as sheet metal, plastic, wood, hard rubber, aluminum, and other comparable compositions.
An electrical switch is an electrical component that can break an electrical circuit, interrupting the current or diverting it from one conductor to another..
A machine screw, also called a stove bolt, is generally a smaller fastener threaded the entire length of its shank.M4-0.70 x 45 mm Phillips Pan Machine Screw, Plain Stainless Steel, 100 PK Machine screws are used in fastening nearly all types of hard materials.