Dana 60 Spindle boring tool- Allows you to accurately and easily bore your Dana 60 rear axle spindles to accept 35 spline shafts. Spindle is bored to 1.560". Tool threads on to spindle to center itself and attaches to a half inch drill. Use a good 600 RPM maximum 1/2 drill. Tool has threaded holes in body that allows the introduction of cutting oil with out removing tool. See the full right up on the tool and the boring process below or in the Tech Article section. 35 Spline Chromoly and 300m custom double spline shafts are also available, as well as our custom rear Dana 60 drive flanges to accept shafts. If your looking to build the ultimate 60 we have you covered. Tool Rental is $250 plus a refundable $500 core charge once returned.