material: special tool steel drop forged, fully hardened and tempered surface finish: chrome plated in accordance with EN12540 ergonomic, durable two-component handle Advantages: The set includes 6 different arms for internal bearings in sizes: 7-9, 10-12, 12-15, 17-22, 22-28, 30-36 Use It is used to remove various types of bearings. The bearing is gripped by the inner race and pulled out. The bearing is removed using a 1 kg hammer.