General description These 10pcs Cemented Carbide End Mill Engraving Bits are designed for precision carving and drilling. Made from ultra-fine grain cemented carbide, they offer excellent milling and cutting performance, ensuring high working efficiency. Technical specifications Material: Ultra-fine grain cemented carbide Sizes: 1-3mm Features: Bending resistance, wear resistance, high hardness, high wear resistance, and high strength Usage These end mills are ideal for milling holes, grooves, and edges on various materials, including: Circuit boards Metal Plastics Stainless steel Copper Other information Coated and polished surface for a clean finish No glitches or burrs on the shank for safe handling