... precision 4OEM accepted 5ISO9001:2008 certificate Powder metallurgy sintered metal parts for power tools Features: 1High ... brush cutter, hedge trimmer etc. 2 Sintered GearsGears, Sprockets, Helical Gears, Bevel gears, Double Gears, Spur gear, Curved gear, Rack gear ... weigh, sprockets, ratchet, bushing, fastener,rotors,pulley.Other sintered parts like bushings, sleeves, pistons, connecting rod, fasteners ...