Fully chromed carbon steel, medium-stroke slide hammer. Removes inner bearings using different sized collets and sliding hammer. Opens clamps by turning the handle clockwise to fit snug against the bearing. Perfect for pulling out bearings evenly without damaging parts. Bearing extractor collets with internal capacity from 12 to 32mm. Includes sliding hammer, 4 x collets (12 - 16.5, 16.5 - 18, 18 - 24.5, and 24.5 - 32mm) and tough storage case.