Expander Bahco 4521N

Made of special steel. Dark gray-blue finish. For the removal of ball bearings from bearing housings and outer bearing races, bushings, and oil seals. The expander shaft has several slots (1–4) allowing for uniform expansion along the entire circumference to safely remove the ball bearing. For use with puller 4522 or hammers 4523G or 4524G. The tool is placed in the ball bearing and then the nut is turned to create a grip on the inside of the bearing.