Perfect Tools is the leading manufacturer and supplier of “Cove Bits-132” from Ahmedabad, India. Technical Specification [ Bearing Size: D-13 x B-5 x Thick-4 ] Code No.Wood Size (mm)Dia (mm)Shank (mm)Price 13210x10288500 13312x12318538 13415x15378615 134-A19x19438731