Small spur gear Good performance High precision and durable Capacity 10,000 pcs per month ... ,Worm,Spiral or other types 5) Use application: gear box for steelworks Product TypeCNC hobbing gearMaterial:42CrMo, 20CrMnMo, 20Cr2Ni4, 35CrMo, ... Sand blasting, Brushing & ploshing,Electrophoresis etc.OEM & ODM ServiceAvailableDesign SoftwarePRO/E, Auto CAD, Solid Works and Unigraphics NX Trade Terms:FOB ...