
Grade overview Solid carbide reamers Coated cemented carbide PVD Grade Grade description A Turning KRG102 PVD coated P10–P20/K10–K20 carbide substrate for steel and cast iron. Uncoated cemented carbide Grade Grade description B Milling YK10F Uncoated N10/K10 carbide substrate for cast iron and non ferrous materials. C Drilling D Information Technical E Index C 129