Check the listing for details. General Tools 4 Circle Cutter, Adjustable 7/8-Inch to 4-Inches. Condition: New. Listed at 15.95 USD. General Tools 4 Circle Cutter, Adjustable 7/8-Inch to 4-Inches From the Manufacturer Combination round and square shank circle cutter that acts like an adjustable hole saw for use with drill press or bit brace. This tool has replaceable 3/16" high speed steel bit and replaceable 11/64" pilot drill with maximum safe speed of 500 RPM. Sizes: 7/8" to 4"; 3/8" round shank. Features General Tools circle cutters produce precision cricles in sheet metal, brass, copper, soft steel, aluminum, plastic, wood and composition materialsThe 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 drillThis quality cutting machine will make circles from 7/8 inch to 4 inches in diameter; Maximum safe speed is 500 RPM, for use with a drill press onlyThis 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 roundAll adjusments are made with a hex wrench which is included; Replacement blade is General Tools Model # 4/5 Blade Details {{itemdetails}} {{marketing_message_heading_1}} {{marketing_message_body_1}} {{marketing_message_heading_2}} {{marketing_message_body_2}} {{marketing_message_heading_3}} {{marketing_message_body_3}}