Inquiry (采购产品): CBN Currently using CBN button inserts from DEPO 12mm dia. 4mm thick approx. 1mm coating. Cutting 56 to 62 RC. High Speed Machine. Currently 3000 rpm at 150 ipm. Would like quote and availability of 20 inserts per purchase. THANX! **** Hidden Message ***** Brad Rose N8S-3V9 Company: Electromac Tool&Die E-mail: brad4657@hotmail.com **** Hidden Message ***** brad4657@hotmail.com