... of TPFE(Teflon). We produce gear, worm, worm gear, gearbox etc. We can produce gears, gear boxes, worm, worm wheel, servo,micro DC motor , ... MIM,etc. High Precise Metal Worm and Worm Wheel ... as raw materials, which are as following:gear wheel,worm wheel,worm, metals injection shaping;B. Plastics products are made of ...