YUFUTOL End Mill Bits 0.8-3.175mm Titanium Coated Solid Carbide End Mill Engraving Bits CNC Rotary Burrs Set Tool for PCB Mould Plastic Fiber Carbon Fiber Hardwood with 3mm(1/8'') Shank,10pcs

10 Pcs 0.8-3.175 mm Drill DiameterTitanium-coated Solid Carbide Pcb CNC End Mill Engraving Carving Drill Bits Set Features: ?100% quality tip spiral flute solid carbidedrill bits and Brand new.  ? 10pcs Brand New Carbide PCB CNC Drill Bits replacements foryour CNC machines and any Handheld tool: Dremel, Jewelry,  these long-lastingbits are made from high quality Solid tungsten carbide for a precise, easyexperience   ? Great for the precision parts processing.Suitable for PC Boards, Plastics, Fiberglass, carbon fiber ,Wood, Soft Metals,etc  ? Carbide rods and tungsten steel rods, with high hardness,high wear resistance, high strength, resistance to bending, anti-impairment and long tool life.    Specification: Shank diameter: approx. 0.12 inch (3.0mm) Cutting edge diameter: 0.8-3.175mm  Center cutting type:2 flute Total length: approx 38mm. Quantity:10pcs/set Package : a transparentplastic box. ? Note: These bits are good quality but too tiny, specially forsize of 0.8-3.175mm, it is very fragile for handling, so please be careful and    take good control of your CNC speed.