| Produced from 8650 chrome nickel alloy steel. Keys heat treated, hardened and tempered to assure max surface resistance. Sharp, clean hex corners and square-cut, burr-free key ends for full-depth precision fit and to prevent rounding out of socket. . Sizes clearly marked for easy use. Compact and balanced with keys assembled flat against each other. Comfort grip handles of high-grade steel, nickel plated with no sharp corners or edges. Meets or exceeds ANSI B18.3 and Federal Specification GGG-K-275D. Includ es sizes 1.5mm, 2mm, 2.5mm, 3mm, 4mm, 5mm and 6mm. |