• 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
• Short flat double box ends with proprietary internal hex angle design for improved workability
• Solid steel construction designed for maximum strength with minimal wall thickness made possible by tough materials, advanced processing technology, and optimal heat treatement.
• Compact external diameter is among smallest in the world and ideal for tight spaces
• Contains NM1S-0708, NM1S-0810, NM1S-1012, NM1S-1113, NM1S-1214, NM1S-1417