Ridgid 29983 Inner-Outer Reamer 6-36mm Capacity The Ridgid 223S Reamer has a hardened steel construction with 36 cutting edges on interior cone allow for fast, clean, inner reaming and outer deburring / beveling of copper steel, aluminium and stainless steel tubing. Features: Integrated measuring tool Hardened steel construction 36 cutting edges on interior cone allow for fast, clean, inner reaming and outer deburring/beveling of 1/4"- 1.1/4" (6mm-36mm) copper and stainless steel tubing Intended materials: Steel Copper Aluminium Stainless steel Specification: Model: 223S Catalogue Number: 29983 Capacity on Copper and Stainless Tubing: ��" (6 mm) through to 1��" (36 mm)