... 5 3.Tolerance:+/-0.01mm 4.certification:ISO9001:2008 plastic spur gears for toysWe can produce gears, worms,worm gears , ... PMMA, PS, TPE, TPU, TPR and other injected plastic material.2). Process: Plastic Injection Molding;3). Finish: Vacuum plating, electroplating, painting ... shipment. Services:We offer a complete solution for your gear needs, from various plastic gears,gearboxes ,worms ,worm gears,worm ...