5/16" x 24 UNF Steel Brake Caliper Bleeding Bleed Nipple Screw Bleedscrew 4pc

5/16" x 24 UNF bleedscrew. Hex head on the bleedscrew for easy installation or removal by a spanner or a deep socket. Thread size - 5/16" x 24 UNF. Suitable to fit on 6mm pipes (this is the pipe for bleeding the brakes / above the hex).