... is always manufactured via Cutting,Slicing,Centerless grinding,etc .Disc magnets or round magnets have the following important factors ... shape, dimension, grades, coatings etc.To offer you our Disc or Round magnets price,please offer the following details : ... , Printer, Switchboard, Phone, voice coil motors (VCM’s) in hard disk drives, high performance motors, brushless DC motors, magnetic separation ...