... set. 3,Certification:ISO9001. Product informations:Product name:Buffing machines for metal.Product Type:ZT902.Brand name:ZhongTong.Roughness:Ra0 ... foodstuff mechanism,pharmacy mechanism.e),Easy to operate. f),Buffing machines for metal. Feature of the buffing machine :1.Using ... -made).7.Applicable tube lenght:over 250mm.8.Buffing machines for metal. The polishing length:Max 6MThe polishing diameter ...