jojofuny 10pcs Tungsten Carbide Drill Bits Set Micro PCB Drill Bits for CNC Circuit Engraving Random Color

Package Include 1 x set of 10 drill bits Features - material: adopts imported tungsten carbide, high strength, high hardness and endurance, great abrasion resistance, resistance to bending for longer working life and high work efficiency pcb drill bits. - Bit diameter: 0.1mm, 0.2mm, 0.3mm, 0.4mm, 0.5mm, 0.6mm, 0.7mm, 0.8mm, 0.9mm, 1.0mm drill bit - 10 Assorted sizes: The drill bit set comes in different sizes for each for meeting your using requirements micro drill bits. - Material: Tungsten steel carbide drill bits - diameter: 3.175mm drill bit set - Wide application: For drilling PCB, , CNC, , plastic, copper, stainless steel, fiberglass, wood, metals, engraving, jewelry making and other precision parts processing cnc drill bits. - Strictly symmetrical cutting edge: Conducive to efficient cutting and avoids drilling deviation. - Extraordinary sharpness: Adoption of nanotechnology and advanced grinding technology, the cutting becomes sharper than before, which can reduce the cutting force and drill breaking, the drilling accuracy. Specifications tungsten carbide drill bits - Full length 38.1mm - Goods Descriptiondrill bit Imported tungsten carbide ensures its high hardness and endurance.micro drill bits Great for drilling PC boards, plastics, fiberglass, wood, metals, etc.cnc drill bits The drill bit set comes in different sizes for each for meeting your using requirements.carbide drill bits design drill bits with shaper cutting edge, reduce cutting force and drill breaking, the drilling accuracy.pcb drill bits This item is a set of 10 pcs professional PCB drill bit set

• Extraordinary sharpness: adoption of nanotechnology and advanced grinding technology, the cutting becomes sharper than before, which can reduce the cutting force and drill breaking, the drilling accuracy,drill bit,pcb drill bits
• material: adopts imported tungsten carbide, high strength, high hardness and endurance, great abrasion resistance, resistance to bending for longer working life and high work efficiency,carbide drill bits,cnc drill bits
• Wide application: for drilling pcb, , cnc, , plastic, copper, stainless steel, fiberglass, wood, metals, engraving, jewelry making and other precision parts processing,tungsten carbide drill bits,cnc drill bits
• Strictly symmetrical cutting edge: conducive to efficient cutting and avoids drilling deviation,cnc drill bits,drill bit
• 10 assorted sizes: the drill bit set comes in different sizes for each for meeting your using requirements,micro drill bits,cnc drill bits