Socket Head Cap Screws | Alloy Steel | Black Oxide | Thread Diameter: 1 1/2 -6 x Length: 20 (Carton Size: 3) Coarse Thread | Partially Threaded

Thread Size: 1 1/2 x Thread Pitch: 6 Length of Screw: 20 Measured from under head to tip of screw Material: Alloy Steel with a Thermal Black Oxide Finish