• N-PowerFit Drive- Increased strength and reduces rounding or fastener damage by distributing stress through a gentle arc in the bore by enlarging the contact surface.
• Designed for maximum strength with minimal wall thickness made possible by tough materials, advanced processing technology, and optimal heat treatment.
• Optimal fastener fit- industry leading tolerances Set Includes: 3/8" Sockets B3-1/4, B3-5/16, B3-3/8, B3-7/16, B3-1/2, B3-9/16, B3-5/8, B3-11/16, B3-3/4, EHB315-Socket Rail for 15 Sockets
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