Micro Drill Bits - 10Pcs 0.3mm to 1.2 mm Tungsten Carbide PCB Print Circuit Board Tip Rotary Tool Jewelry CNC Engraving Drill Bits Set for PCB Circuit Board, Dremel PCB Jewelry Making (0.3-1.2mm)
- PREMIUM MATERIAL - These mini drill bits are made of tungsten steel,carbide tipped drill bits with high hardness,high wear resistance, resistance to bending, anti-impairment.Replacements for your CNC machines and any Handheld tools..
- MEET YOUR NEED - Cutting edge diameter of these PCB Drill Bit Set: 0.3mm, 0.4mm, 0.5mm, 0.6mm, 0.7mm, 0.8mm, 0.9mm, 1.0mm, 1.1mm, 1.2mm..
- SHARP EDGE - End Mill Sets can milling groove and clean surface,a large scraps discharge space,little resistance and smoothly during the scraps discharge.These sets of tool can work quickly and cleanly..
- IMPROVE ACCURACY - The end milling engraving bits with shape cutting edge,reduce cutting force and prevent drill broken,improve the drilling accuracy.Attention: Don't use on too hard material,like high hardness iron..
- WIDE APPLICATION - The PCB drill bit sets are great for punching at printed circuit boards,cutting and engraving and worked on Acrylic, PVC, Nylon, Resin, Fiberglass,etc..