10 Piece Carbide Drill Bits Set for PCB Circuit Board Engraving | Tungsten Steel, Ten Assorted Sizes, Efficient Cutting and Abrasion Resistance, Jewelry Making, Wood

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

• : adopts imported tungsten carbide, high strength, high hardness and endurance, great abrasion resistance, resistance to bending for longer working life and high work efficiency,cnc drill bits,pcb drill bits
• Wide application: for drilling pcb, , cnc, , plastic, copper, stainless steel, fiberglass, wood, metals, engraving, jewelry making and other precision parts processing,drill bit,tungsten carbide drill bits
• 10 assorted sizes: the drill bit set comes in different sizes for each for meeting your using requirements,tungsten carbide drill bits,micro drill bits
• Strictly symmetrical cutting edge: conducive to efficient cutting and avoids drilling deviation,micro drill bits,tungsten carbide drill bits
• 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,carbide drill bits,tungsten carbide drill bits