... ,good strength 2good abrasion resistance&hardness 3high precision,Low noise 4OEM accepted 5Pass ISO9001:2008 Electric drill parts ... BearingsOil bearings, oilless bearings, bushing bearings, bearing shaft/block. 4 Aluminum Die CastingsAluminum die casting parts, aluminum ... timing pulley, camshaft, toothed pulley, splined hub, shifting block, balance weight etc. 6 Garden tool partsGarden Tool parts ...