3/8"-16 x 1-1/2" Square Head Set Screws SHSSSS-053 (6 pcs.)

Diameter: 3/8"
Length: 1-1/2"
Material: Steel
Head Style: Square (Square)
Thread Size: 16 (Coarse)
Thread Length: Full
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.