52pc Deluxe bush Bushing Bearing Seal Driver Disc Tool Set 3/4" up to 2-15/16" This Chrome Molly alloy steel set allows you to assemble your own custom built bushing driver. Select the required size and assemble on the driver tool. Discs are 18mm to 65mm in 1mm increments. All 50 pieces are interchangeable with each other so you get 2450 different size variations The discs go from 25/32" (18mm) to 65mm (2-15/16) in 1mm increments plus 2-29/32 74mm. See sizes in additional product description below Can remove or install bushings that are flush with the housing. Commercial version tool Comes in formed carry case