Crank Brothers M10 Tool The new M10 by Crank Brothers offers 10 convenient features in one lightweight tool. It's small enough to be portable, but has enough features to handle a variety of common maintenance needs. Features6061-T6 aluminum frame6050 high tensile steel tools2, 2. 5, 3, 4, 5, 6, 8mm Allen wrenches Phillips and flat head screwdriverst-25 torx Approximate weight 124 grams | Crankbrothers | M10 Tool Gold