Product Details Features and Benefits:

• DURABILITY: bits made of premium S2 alloy steel for superior hardness that reduce wear-outs and insure longevity
• 0.25 in. Hex Shank
• PRECISION BITS: precisely and automatically machined bit tips to ensure accurate size, chamfered bit ends insert smoothly into fasteners and protect both bits and fasteners from damaged edges
• Tamper Proof Torx Bit, 1/4" Hex Shank, Internal TT27, with Security Hole in Center
• Determination of damage by impact tools is subject to OTC evaluation and discretion
• T27 Tamper Resistant Torx, 1/4".