Description: Versatile Collets Sizes: This bearing puller set is designed to accommodate a wide range of sizes, including 8-10MM (51/6" - 13/32"), 10-12MM (13/32" - 15/32"), 12-14MM (15/32" - 9/19"), 15-17MM (9/32" - 11/16"), 17-20MM (11/16" - 25/32"), 20-24MM (25/32" - 15/16"), and more. This ensures that you have the right tool for job.Premium Construction: Made from steel, this bearing puller kit features heat treated precision machined bolts for long term use and reliability during operation.Multi Purpose Tool: This bearing puller is not just for bearings, and pulling jobs requiring an internal pull; it's also an effective tool for disassembling gears, pulleys, and steering wheels.Portabiliy: Comes with a storage carry case, convenient for collecting the tools.Usage: Select the appropriate sized collet by comparing it with the application, insert the collet, expand it to fit the hole, and attach the slide hammer assembly. Specification: Material: ABS, Alloy Color: Black, Silver Box43cmx23.7cmx6.5cm/16.93inchx9.33inchx2.56inch Size Chart: 8 mm to 10 mm (5/16" to 13/32") 10 mm to 12 mm (13/32" to 15/32")12 mm to 14 mm (15/32" to 9/16") 15 mm to 17 mm (9/32" to 11/16")17 mm to 20 mm (11/16" to 25/32") 20 mm to 24 mm (25/32" to 15/16")25 mm to 29 mm (1.0" to 1-1/8") 30 mm to 32 mm (1-3/16" to 1-1/4") Package Includes: 1 InnerBearing Puller Installer Tool Kit