• 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: 1/2" Sockets B4L-7/16, B4L-1/2, B4L-9/16, B4L-5/8, B4L-11/16, B4L-3/4, B4L-15/16, B4L-1, B4L-1-1/16, B4L-1-1/8 ,EHB410-Socket Rail for 10 Sockets