The Internal and External Bearing Puller Set effectively removes internal and external bearing cups, seals, bushings, etcetera. A special cone adaptor is included for external pulling job which securely locks jaws on part to be removed. Use with slide hammers (5/8-Inch to 18 threads) for more torque. Included in the set is the Slide hammers (5/8-Inch to 18 threads), two internal 3 jaw set (capacity 10 to 30 millimeters , 30 to 80 millimeters ), an external 3 jaw set (10 to 80 millimeters ), and a cone adaptor.