... the finished parts precise and free of burr Product name: Cutting disc/cutting wheel/cut off wheelIt is mainly used for ... cutting various metals like Hypodermic medical needle, Watch parts, Exhaust convetor tubing, HSS, Stainless Steel, and Alloy- Nickel, Aluminium, Tungsten, Magnetic ... and thickness could be order, Speed: 60M/S Extra Thin cutting disc for Stainless steel, Alloy, Medical Needles