Feature●Impact rated design for use in impact drivers●Durability: full body design increases durability & strength by reinforcing bit tip.●Life: modified S2 steel & proprietary heat treat process maximizes bit life.●Best fit: optimized tip geometry for exact fastener fitment. Helps to eliminate cam-out and promotes fastener retention.Description APEX ind. 2-9/16" Mag n.Set. 7/16" 25PK