● Use For CM 4 machine Technical Specification Code No.Dia (mm)Bore (mm)Thick (mm)TeethPrice 1221-R1002046692 1225-R1002066769 1229-R1002086846 1233-R10020106923 1237-R100201261000 Perfect Tools is the leading manufacturer and supplier of ” ”U” Groove Cutter – 1221-R” from Ahmedabad, India.