The RIDGID Quick-Acting Tube Cutters for Plastic feature a quick-acting design, I-beam construction, hardened wear surfaces and thrust bearing slide assemblies for smooth operation. The X-CEL Knob cuts tubing more quickly and easily with its larger, more ergonomic designs. The X-CEL Wheel Pin makes changing the cutter wheel quicker using the new ball detent design, no tools needed and no lost clips. Also available in models for Copper pipe.