General Tools 5B Standard Circle Cutter, Adjustable 1-Inch to 6-Inches

General Tools circle cutters produce precision circles in sheet metal, brass, copper, soft steel, aluminum, plastic, wood and composition materials. The high-speed steel cutting blade adjusts to accommodate the thickness of your material; Features a replaceable cutting blade and a replaceable 1/4 inch pilot drill. This quality cutting machine will make circles from 1 inch to 6 inches in diameter; Maximum safe speed is 500 RPM, for use with a drill press only. This round shank circle cutter is great for making smooth cuts through most materials, including wood, composite, sheet metal and more; Shank is 3/8 inch round. All adjustments are made with a hex wrench which is included; Replacement blade is General Tools Model # 4/5 Blade, replacement drill is General Tools Model # 5/6/55 Drill.