Solid Carbide Endmills H700 Series for Hardened steel, up to HRC 70 Solid Carbide Endmills Ultra grain carbide rods with better abrasion resistance. SICO coating with anti-high temperature & anti-oxidation. Large core diameter promotes its rigidity of the tool. Negative rake angle design is suitable for machining hardened material. Tough cutting edge and more flute bring extreme high milling speed and excellent finishing surface. We also provide NACO coating. A007