11-Piece 1-4" & 3-8" Professional Grade(TM) Star-Style Bit Set

Provides 15% more torque than standard sockets with exclusive Max-Drive(TM) radius-corner design ; Tightens fasteners easily ; Simplifies the turning of rounded corners ; Helps reduce fastener wear without contact with the outer 5% of the fastener ; Includes 1/4" drive T8, T10, T15, T20, T25, T27 bits & 3/8" drive T30, T40, T45, T50, T55 bits
Warranty: Lifetime
Country of Origin: China