Wide rollers with flare cut-off groove for convenience. Ground surface for easy rolling Wheel retracts into cutter body to save 1" in cutting radius Textured finish is easy to grip and hold Alloy steel wheels have a sharper cutting wheel edge for less burr on copper, aluminum and mild steel tubing Wheels are pinned to rotate in either direction without the screw backing out Corrosion-resistant finish on lightweight aluminum frame Fold away steel reamer with turned cutting edge for deburring Flare cut-off groove for quickly removing damaged flare