Heavy Duty 3-JAW CHUCK SET for Brake Lathes with 1-7/8" Arbors. Accurately and quickly mounts hubless drums and rotors from heavy duty trucks and busses. Truck and Bus 3-Jaw chuck. Fits hole diameters of 5.275" to 10.2". Chuck Key. 7.813" diameter Backing Plate. 9.625" diameter Backing Plate. 12" diameter Backing Plate. Will work with any Brake Lathe that has a 1-7/8" arbor, Ammco, Hunter, etc. OEM / Aftermarket Interchanges: 60040K3, 60040, 41270 (but our kit has 3 BACKING PLATES, not just one).
