... produce gears, gear boxes, worm, worm wheel. Metal injection moulding part We Shenzhen HuaYueXin Precise ware Co., Ltd ... as following:gear wheel,worm wheel,worm, metals injection shaping;B. Plastics products are made of POM ... plastic gear wheel,worm wheel and other precise injection plastics;C. And provide professional design, process ... ) if you are from America or Canada. metal injection molding parts