Description:Item: 12pcs Blind Hole KitItem Material: carbon steelIdeal for pulling jobs requiring an internal pull. Equipped with 8 collets of different sizes, Fitting a wide range of applications.Select the appropriate sized collet by comparing it with the application.Insert collet, expand it to fit the hole, and attach the slide hammer assembly Specification:Slide Hammer with T-handleHammer Length: 105mmShaft Length: Slide hammer shaft 360mm8x collet Length: About 45mm1 pc 8 - 10MM (51/6" - 13/32")1 pc 10 - 12MM (13/32" - 15/32")1 pc 12 - 14MM (15/32" - 9/19")1 pc 15 - 17MM (9/32" - 11/16")1 pc 17 - 20MM (11/16" - 25/32")1 pc 20 - 24MM (25/32" - 15/16")1 pc 25 - 29MM (1" - 1-1/8")1 pc 30 - 32MM (1-3/16" - 1-1/4")2x Regulating Valves Length: About 73mm Package List:1x Hammer1x T-handle8x Fixture2x Regulating Valves1x carry case