... helical gears,valve, pistion,rod guide,rotors,sintered parts, shock absorber parts Ningbo Kingbell Powder Metallurgy Co., Ltd., has ... Double Gears, Sprockets, Belt Pulley;3.) Garden Tools parts-- Clutch parts for Chain Saw, Cutter Seat for Mower;4.) ... .) Childre Safety Car Seat parts--- Left or Right Lock parts 7.) Other sintered parts for Automobiles8.) Other sintered parts for Home Appliance ...