5/8"-11 x 1/2" Hex Socket Headless Set Screws SSSS-434 (6 pcs.)

Diameter: 5/8"
Length: 1/2"
Material: Steel
Head Style: Headless (Hex)
Thread Size: 11 (Coarse)
Thread Length: Full
Style: Socket
Type: Set Screw

Box of 6.

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.