J&R Quality Tools XZN Triple Square Spline Bit Socket Set, S2 Steel | 10-Piece Set

The hex bits in this set are made of drop-forged, heat-treated S2 steel alloy to withstand long-term use, and the sockets are composed of Chrome-Vanadium to provide optimal strength and durability. The sockets' chrome plating also provides oil and corrosion resistance. A protective storage case is provided to keep your set organized. This set is perfect for use with breaker bars, torque wrenches and ratchets (not for use with impact tools). This set meets and exceeds ANSI standards and comes with a lifetime replacement guarantee.

• DURABILITY: bits made of premium S2 alloy steel for superior hardness that reduce wear-outs and insure longevity
• TORQUE STRENGTH: high strength chrome vanadium steel sockets provide superior torque for greater turning power with mirror chrome finish for corrosion resistance
• 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
• ORGANIZED STORAGE: set includes a sturdy plastic organizing case for secure storage and easy carrying
• 10-Piece XZN triple square spline bit socket set includes: 1/4" Drive: 4mm, 5mm, 6mm; 3/8" Drive: 8mm, 9mm, 10mm, 12mm, 14mm (tamper proof); 1/2" Drive: 16mm (tamper proof), 18mm (tamper proof)