Tackle any RC maintenance or assembly job with our new 4-Piece Allen Hex Wrench Set (Metric). The Allen Hex Wrench Set features large, knurled handles that have both color-coded end cap rings and machined indicators for quick driver size identification. Each tool set includes 3mm, 2.5mm, 2mm, and 1.5mm hex wrenches. (An SAE set is also available, part #C26940)