Spiral Milling Cutter Ball Nose End Mill Bit | Blue Coated for Hardwood/Acrylic/PCB | 3.175 x 15mm Tungsten Steel Engraving Tool | 10 - Pack Industrial Supplies

Spiral Milling Cutter Ball Nose End Mill Bit | Blue Coated for Hardwood/Acrylic/PCB | 3.175 x 15mm Tungsten Steel Engraving Tool | 10 - Pack Industrial Supplies

• Controlled Cutting - Spiral milling cutter delivers effective 3.175mm tungsten steel cutting tool for consistent engraving on hardwood, plywood and acrylic. Nano-blue coating increases hardness by 30% compared to standard bits.
• 3D Mastery - Ball nose end mill specializes in complex 3D relief carving with 15mm cutting tool length. Curved design prevents material chipping during detailed woodworking projects.
• Multi-Material Performance - CNC router bit processes plastic fiber, synthetic and PCB with defined cutting tool. Fine carbide construction maintains stability through 200+ working hours.
• Extended Use - Blue-plated coating enhances robustness by 40%, outlasting conventional end mills. Neat finish ensures steady performance in industrial applications.
• Complete Solution - 10-piece set provides continuous workflow with identical 0.1in shank diameter. Each bit undergoes 12 quality checks for uniform milling performance.