Solid Carbide Ball Nose Endmill — R3×12×6×50×4F (HRC55, TiSiN)

4-flute ball nose cutter designed for high-speed 3D contouring, mold finishing, and profile milling in steel, stainless, and alloy materials. TiSiN coating enhances wear resistance and heat control for extended tool life under demanding conditions.

Specifications:

• Radius: 3.0mm
• Cutting diameter: 6mm
• Flute length: 12mm
• Overall length: 50mm
• Flutes: 4
• Coating: TiSiN (Titanium Silicon Nitride)
• Hardness: HRC55
• Material: Micrograin tungsten carbide
• Shank: 6mm straight

Applications:

• Mold cavity finishing, die work, and 3D profiling
• Suitable for steel, stainless, cast iron, and hardened alloys
• Works in CNC mills and high-speed machining centers
• Best used with coolant or air blast for chip evacuation