10pcs 3.175mm Carbide End Mill 1/8" Shank Titanium Coated CNC PCB Engraving Bit Description: This set of end mills are made from ultra-fine grain cemented carbide material which ensures good milling, cutting performance and high work efficiency. They are of high strength, hardness and wear resistance and the cutting edges are quite sharp. There are total 10 pieces in this set which you can use for quite a long time and they are all packed and assorted in a plastic box for easy storage. Fine quality, these end mills are very good for processing on many materials including plastics, wood and metal. Features: Made from ultra-fine grain cemented carbide material with good milling, cutting performance, ensuring high work efficiency. Have sufficient anti-bending strength, wear resistance, high hardness, high wear resistance and high strength. Sharp cutting edges, can be use for milling holes, grooves and edges on plates and the process will be smooth. Well polished surfaces are quite clean, neat, and there is no glitches or burrs on the shank. Many items or materials can be engraved such as circuit boards, metal, plastics, wood, fiber glass, carbon, FR-4, CEM-3 board and environmental board. Specifications: Material: Cemented carbide Color: Gold(cutting edge) & Sliver(shank) Shank Diameter: 3.175mm / 0.125" Cutting Edge Diameter: 3.175mm / 0.125" Cutting Edge Length: 12mm / 0.47" Total Length: 38mm(±0.1mm) / 1.49" Weight: 58g(approx.) Package Includes: 10pcs x End Mills Note: Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.