1/2 -13 x 1/2 Steel Coarse Thread Hex Socket Headless Set Screws SSSS-410

Diameter: 1/2 Length: 1/2 Material: Steel Head Style: Headless (Hex) Thread Size: 13 (Coarse) Thread Length: Full Style: Socket Type: Set Screw 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.