Solid Carbide Endmills M500 Series for Stainless, Titanium, Inconel & Mold Steel Solid Carbide Endmills Ultra grain carbide rods with better abrasion resistance. ARCO coating shows good performance in coolant machining. Anti-vibrations capabilities at high speeds and high remove rate. Varix Technology with different helix angles(35°and 38°) improves cutting performance. For difficult to cut materials like Stainless Steel, Titanium, Inconel, Alloy Steel & Mold Steel... etc. A125