PG RUBY GRINDING STONES 6X10MM.BULET.SH3MM.2PCS M2130Ruby grinding point 6mm Bullet The point is made of bonded aluminium oxide and has a distinctive ruby colour. It has a high abrasive power and is used for: Sharpening Deburring Precision grinding QTY: 2 The grinding stones are used on ferrous metals. Metals that have an iron content. At a glance Allows for compact and accurate material removal and sharpening Fits standard collets The PG Mini range combines utmost precision with the convenience of