Why Choose This:★[Size] - 1/2" square drive, 21mm 6-point socket, 150mm (6") total length.★[Radius Corner Design] - Radius corners prevent fastener wear and increase torque on fasteners by placing force on fastener's flat sides, rather than fastener corners.★[CR-V Steel] - Made of heat-treated chrome vanadium steel to improve strength and durability, with polished and electrophoresis finish to prevent rust and corrosion.★[Extra Depth] - Provide more space to accommodate longer bolts and a wider range of applications to convenience your work.★[Pin Hole] - Individual pinhole base design adds extra security by placing in a locking pin for stability when exerting strong torque motion.
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