Premium M2AL High-Speed Steel: Featuring excellent wear resistance and high-temperature performance, this annular cutter set delivers a longer service life. Our accessories are compatible with almost all major brands of machinery

8-Piece Cutter Set for Everyday Drilling: Our mag drill bits include 6 cutters (7/8", 1-1/8", 1-1/4", 1-1/2", 1-3/4", 2"), two 1/4" x 4" pilot pins, plus a storage case for organization. Pilot pins secure workpieces, with positioning and coolant control

Supports Smooth Chip Flow: These annular drill bits feature an annular cutting design that cuts only where needed, while enlarged chip slots help reduce chip buildup during drilling. The flat and pointed blade geometry supports steady cutting entry

3/4" Weldon Shank for Broad Tool Compatibility: These annular bits feature a standard 3/4" Weldon shank, compatible with most magnetic drills using Weldon clamps. Easy to install and detach during routine tool changes

Widely Applied in Metalworking: These annular cutters work with structural steel, stainless steel, aluminum, cast iron and copper. They are ideal for drilling in steel structures, bridge construction, rail projects, shipbuilding and general metal fabrication