Industrial M011120 Annular Cutter

The M011120 Annular Cutter is a high-speed steel cutting tool designed to produce burr-free holes in structural steel and heavy plate, optimized for use in portable magnetic drilling systems and fabrication shops. It has a 7/8 in (0.875 in) diameter and a 2 in depth of cut, with a 3/4 in Weldon shank for secure mounting on magnetic drills or arbor-mounted drill setups. The cutter uses peripheral cutting geometry and is compatible with standard annular cutter pilot pins, enabling efficient cutting in structural steel, plate steel, and alloy materials with burr-free hole production. Manufacturer part number M011120 (alternate 12228) and common replacements include Hougen 12228, Milwaukee 49-59-2089, and Fein Slugger 7/8 in x 2 in annular cutters.