gear unit precision gear machine gear and injection gear Materials:Steel,Brass,Iron,PA and POM etc. ISO9001:2008 ... ,Stainless,Coper and Bronze,PA and POM etc.Made by:Gear shaping machine and injectionSuitable for:CNC drilling,Ultrasonic cleaning and ... Quality system.please send us the drawing or sample,infor of material,quantity.we will quotation you the best price soon. gear unit ...