Anytime Tools Professional 13 pc METRIC MM HEX ALLEN WRENCH BIT SOCKET TOOL SET Professional Top Quality Set Drop Forged, Chrome Vanadium Steel. Heat Treated. Mirror Polished Surface. 7 pc 1/4" Drive - 2 mm, 2.5 mm, 3 mm, 4 mm, 5 mm, 5.5 mm, 6 mm 5 pc 3/8" Drive - 7 mm, 8 mm, 9 mm, 10 mm, 12 mm 1 pc 1/2" Drive - 14 mm