It is also preferred by consumers who want to do it like the pros
AutoClamp Handle for 40mm Shafts - Threaded Grip Style
Molded ID label slot
Truck O-Ring Style Bead Seater 16
Brake Lathe Quick Chuck Adaptor - 3 Jaw Chuck w/ Backing Plate Hose Clamps It is also preferred byQuick Chuck Adapter Backing Plate Key Quick Chuck (Fits drums and rotors with holes form 2 1 8" to 3 3 4") Standard Backing Plate (5" diameter) Fits the following brake lathe brands: Any 1" arbor lathe including: Ammco 3000, 3800, 3850, 4000, 4100, 6000, 7000. Hunter BL20, BL21, BL23, BL30, BL31, BL33 FMC 601, 701, 702, 7600, 7700. Accuturn 1450, 8499, 5223 8922L. Ranger RL8500. Atlas TR470 Interchangeable Part Numbers: Ammco 70042, AS70040, 70040 MT