1/2" Dr. 75mml Cr-mo Impact Hex Allen Socket Bit:

Set includes 8pcs 75mm overall length 1/2" drive hex allen bit sockets - H5,H6,H8,H10,H12,H14,H17,H19mm. This 8pcs hex allen socket set is a great addition to any tool box or socket collection. Bit Sockets attach to 1/2" drive tools, such as a ratchet, breaker bar or impact wrench, providing a longer handle and more leverage than standard hex keys or screwdrivers.