Commonly used with flat or lockwashers.
Especially useful in metal-to-metal or where heavy duty fastening is required. A machine screw, also called a stove bolt, is generally a smaller fastener threaded the entire length of its shank..#10-24 x 3/4 in Slotted Round Machine Screw, Chrome Plated Steel, 36 PK Machine screws are used in fastening nearly all types of hard materials.