features and benefits:
- patented bit holding system forces bit surface to opposing side for maximum bit retention - strength
- heat treated socket bases for durability and service ability
- chrome sockets; s2 and alloy steel bits
- hard stamped part numbers and sizes for easy identification.
- lifetime warranty
hard steel bits for strength and durability.Patented bit holding principle within socket base for maximum bit retention.Smaller bit socket sets packaged on socket rail.