PROXXON 28302 Alumina Grinding Disc [10pcs].

Proxxon 28302 Alumina Grinding Disc 22mm [10 pcs]High-quality alumina tips.Made of high-quality, high-hardness materials.Various shapes for a variety of applications.For grinding and chiseling hard materials such as cast iron, cast steel, malleable iron and hard metal alloys and steel.Precisely sized shanks with a diameter of 2.35mm or 3mm.Guarantees excellent concentricity.Grinding principle: soft material = hard tip; hard material = soft tip!Disc width 22mm, thickness 3mm..