Circle Cutter ~ Cuts 7/8" to 4" Diameter Hole

Model No. 4 Adjusts from 7/8" to 4" (22 mm to 100 mm) diameter circles For cutting sheet metal, brass, copper, soft steel, aluminum, plastic, wood & composite materials   Body is constructed from heat treated tool steel Includes high speed steel cutting blade & 1/4" pilot drill bit on tool 3/8" shank size - All adjustments can be made with the hex wrench included See here for the replacement cutter. See here for the replacement pilot bit. Product Description Specs  This 4" Max Circle Cutter can produce precision circles in sheet metal, brass, copper, soft steel, aluminum, plastic, wood & composition materials. With the hex wrench, It adjusts to create circles from 7/8" to 4" (22 mm to 100 mm) diameter circles. Includes high speed steel cutting blade & 1/4" pilot drill bit. See Here for the replacement #4 high speed cutter. For use with a drill press only - Maximum safe speed 500 RPM. Warning: Do not use with hand power drill. Product Title Range of Diameter of Circles  Pilot Drill Size Shank Size Overall Tool Size Model # Circle Cutter ~ Cuts 7/8" to 4" Diameter Hole 7/8"  to  4" 1/4" 3/8" 3 - 1/2"  x  3"  x  3/4" 4      For California Residents:    WARNING: Cancer & Reproductive Harm - www.P65Warnings.ca.gov    WARNING: Drilling, sawing, sanding or machining wood products can expose you to wood dust, a substance known to the State of California to cause cancer. Avoid inhaling wood dust or use a dust mask or other safeguards for personal protection. For more information go to www.P65Warnings.ca.gov/wood