General Tools RW122 Replacement Cutter Wheel for Larger Capacity Cutters The General Tools and Instruments RW122 gold standard tubing cutter wheel is the new quality standard replacement cutter for General Tools tubing cutters General Tool's gold standard cutting wheels are made from tempered, bearing tool steel for smooth, exact pipe cuts The slim-line surface geometry ensures fewer inner surfaces burrs and less chance for outer surface distortion The RW122 replacement cutter wheel is designed for larger capacity cutters on iron pipes, PVC pipes, and other tough surfaces; This cutter wheel fits General Tools Model # 120, # 125, and #126 The combination of shape, strength, and durability enable these cutter wheels to repeatedly provide quicker cutting without deforming the pipe's outer diameter and cuts with minimum inner diameter burning