ITEM NAME:10pcs Bearing Steel Copper Tube Pipe Cutting Blade Machine Bearing Wheel 18*3mm Descriptio n Description: Easy to use. For use with 15mm/22mm pipe cutters. Excellent quality, fast.10 x Pipe Cutter Wheel. For use with 15mm/22mm pipe cutters. Material: Bearing Steel. We want to make sure you are happy with our item. Goods without RMA number will NOT be accepted. We'd like to settle any problem in a friendly manner.