... per month 4.Factory price Good smooth big brass worm for gearbox Feature of Processing 1) Gear precision: ISO Class 4 ... or other types 5) Use application: heavy gear box for steelworks Product TypeCNC lathe partMaterial:Carbon Steel, Brass, Aluminium, ... compressors,Industrial equipments, transmission parts, etc.Our services:CNC Machining, Milling, Stamping, Sheet metal fabricating, and Die-Casting