... 3 OEM 4 Warranty:5years Ring Die Wood Pellet Mill With CE 86-13253603986 Product Description:1.opting high-precision gear drive ... and gear roller are made of special excellent steel, stable driving, low noise, and long life.3.e advanced international ... compensate S-shaped spring coupling, equipped with unique structure, safe, low noise, tight,stable driving,high efficient and low accident ability. ...