Slide Hammer Puller Set Slide Hammer Puller Set for outside and inside pulling of gears, bearings, pinions, grease retainers, oil seals, bearing out races, and many other jobs. Use as two-jaw or three-jaw puller. Reversing the cone and jaws adjusts the tool for inside pulling. Comes with a 2-1/2 pound hammer. Slide hammer has 5/8-18 UNF thread.