We-re nuts about bolts. Imperial, Unified & Metric.
5/16 UNC x 5/16 SOCKET SETSCREW *1/2 DOG POINT*
Product Code: HSGNC0310031/D
Socket Setscrews also known as Grubscrews are manufatured from High Grade Alloy Steel and generally come in a self colour finish.
from Kerridge Commercial Systems Ltd