5/16″-18 x 3/4″ Hex Socket Headless Set Screws (10 pcs.)
Diameter: 5/16″ Length: 3/4″ Material: Steel Head Style: Headless (Hex) Thread Size: 18 (Coarse) Thread Length: Full Style: Socket Type: Set Screw Box of 10. A set screw is a type of screw generally used to secure an object within or against another object, normally not using a nut. The most common examples are securing a pulley or gear to a shaft.