Features and benefits kit includes 3 aluminum handles kit includes 14 aluminum metric bushing adapters metric kit for motorcycles, asian and european vehicles aluminum construction will not mar surface or affect bushing tolerance to ensure engine, transmission or hub performance saves the technician time with precise fit adapters17 piece tool kit for motorcycles, asian and european vehicles contains adapters: 10-12mm, 14-16mm, 15-17mm, 16-18mm, 18-20mm, 20-22mm, 22-24mm, 25-27mm, 28-30mm, 30-34mm, 32-36mm, 35-40mm, 38-42mm, 1 small driver handle, 1 medium driver handle and 1 large driver handle. aluminum construction will not mar the bushing or affect the bushing tolerance which is critical for proper performance of the engine, transmission and hubs. comes in a blow molded case.