... High quality custom precision worm with hobbing Feature of Processing 1) Gear precision: ISO Class 4~5 ( Niless gear grinding )2) Heat treatment: Carburization and the ... etc.OEM & ODM ServiceAvailableDesign SoftwarePRO/E, Auto CAD, Solid Works and Unigraphics NX Trade Terms:FOB,CIF,EXWPayment Terms:T/T ... , etc.Our services:CNC Machining, Milling, Stamping, Sheet metal fabricating, and Die-Casting