3/8 1/2 Drive Spline Impact Bit Socket Set 9pce M6, M8, M10, M12, M14, M16 & M18
7 x 3/8"D / 17mm Spline bit sockets: M6, M8, M10, M12, M14, M16 & M18. A 9 piece dual drive Spline impact bit set that allows the bit to be driven either via 1/2"D or 3/8?. D power tools or wrenches.