23MD20 Jaw Puller, Jaw Reach 3 1/4 in, Jaw Spread 4 3/4 in, Capacity 2 ton, Number of Jaws 2 or 3, Jaw Style Reversible, Screw Size 3/8 In.-24, Screw Length 4 7/8 in, Puller Length 5 in, Locking Yes, Features Designed to Pull Gears, Bearings, Pulleys and Wheels Enables You to Remove and Install Pares For Fast Effective Repairs, For Use With Slide Hammers, Includes 2 or 3 Jaw, 1 lb 5 oz Thread and Screw