... steel, iron, cast, stainless steel, inox, etc. 1. Bimetal Hole Saw: HSS M3, M42 Bimetal Hole Saws for different cutting purposes choice ... For metal, steel, iron, stainless steel, etc. 2. HSS Hole Saw: HSS 9341 AND HSS M2 hole saws for only professional metal cutting. Suitable ... the thickness less than 6MM. 3. TCT universal hole saw: Durable carbide tipped for general purposes to cut various materials ...