13mm Broaching Cutter for Magnetic Drill Universal Fitting Mag Drilling Bit Annular 12 32mm Diameter x 25 mm Length HSS Rotabroach Type Broach Hole Steel

Amazon

*TOUGH* - Made of super tough M2 high speed steel for durability, wear resistance, high efficiency. Holes can be drilled up to 10 times faster than regular drills bits. Make overlapping holes, slotting holes and edge cuts. *DESIGN* - The annular cutter features enhanced cutting geometry, high quality steel and workmanship to ensure that this will outperform and last longer than standard cutters. Specifically designed for use with portable drilling machines *WIDE USAGE* - Can be used for various steel materials, steel plate, aluminium, stainless steel, brass, cast iron, tin, plastic, organic glass, laminated material, steel track etc. *SIZES* - Range from 12-32mm Diameter x 25 mm Length

Zoro Tools

Carefully made from M2 high speed tool steel Specifically designed for use with portable drilling machines An efficient alternative to spiral drill bits and standard hole saws Packaged individually in a strong plastic cylinder Supplied with a hook so they can easily be displayed