Quick-Acting Tubing CuttersQuick acting design, I-beam construction, hardened wear surfaces and thrust bearing slide assemblies for smooth operation. Now includes X-CEL™ knob and X-CEL™ pin for quicker cutting and wheel replacement. Models 151 and 152 features fold-away reamers. Spare cutter wheel included in knob. Applicable Materials: Metallic Tubing; Cut Type: Wheel Cut; Cutting Direction: Straight; Handle Type: Screw Knob; Includes: Spare Wheel Stored in Knob; Mechanism: Adjustable Screw; Number of Wheels: 1; Standard Wheel: E-3469; Tube Outer Diameter: 1/4 in [Min], 1 5/8 in [Max]; Weight: 7/8 lb.