GOOD CUTTING PERFORMANCE: These end mills are made from ultra fine grain cemented carbide with good milling and cutting performance, ensuring high working efficiency. APPLICATION FOR: Many items or materials can be engraved by these end mills such as printed circuit boards, metal, plastics, wood, fiberglass, carbon, FR-4, CEM-3 board and environmental board. HIGH RESISTANCE TO WEAR AND HIGH RESISTANCE: End mills have sufficient anti-bending strength, wear resistance, high hardness, high wear resistance and high strength. SIMPLE to USE: The sharp cutting edges can be used for milling holes, grooves and ridges on the plates and the process will be smooth. WELL POLISHED SURFACES: This end mill has well polished, fairly clean, neat surfaces and there are no glitches or burrs es on the rod. Description: This end mill set is made from ultra fine grain cemented carbide which ensures good performance of milling, cutting and high working efficiency. They are of high strength, hardness and wear resistance and the cutting edges are quite sharp. There are a total of 10 pieces in this set that you can use for quite a long time and they all come packaged and matched in a plastic box for easy storage. Good quality, these end mills are very good for processing many materials including plastics, wood and metal. Specifications: Color: Gold (sharp) Ribbon (shank) Shank diameter: 3.175 mm / 0.125 " Cutting edge diameter: 3.175 mm / 0.125" Cutting edge length: 12 mm / 0.47 " Total length : 38 mm ( 0.1 mm) / 1.49 " Weight: 58g (approximately) The package includes: 10 pieces x end mills Note: Monitors are not calibrated similarly, item color displayed in photos may be showing slightly different from the real object. Please take the real one as the standard.