... .Inspected by CMM 5.Smooth surface, Machined Sand casting pressure plate used for industrial clutch and brakes. The O.D. is from 200 ... parts, Railway fittings, ring flange , electromagnetic steel cover, piston, pressure plate, center plate, wear plate, cylinder, impeller, disc etc.3. Nearly 150 varieties of ... , Machining Center4.Inspected by CMM5.Smooth surface, Painted Sand Casting Pressure Plate