CASOMAN 10PCS 1/4-Inch, 3/8-Inch & 1/2-Inch Drive XZN Triple Square Spline Bit Socket Set, M4-M18, 12 Point Tamper Proof, Cr-V Sockets and S2 Steel Bits - CS239

• Bits made of premium S2 alloy steel for superior hardness and insure longevity,Cr-V steel sockets provide superior torque for greater turning power. Triple square spline bit sockets set include: M4, M5, M6, M8, M9, M10, M12, M14, M16, M18. 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. Large, clear die-stamped size marking is easy to read and can’t wear off. Come with a heavy duty blow molded storage case, easy to carry. Meets or exceeds ANSI performance standards. It comes with 1 year quality warranty.