1PC 3.10mm Carbide Steel PCB Drill CNC Jewelry Micro Engraving Drill Bit For DremelSpecifications:
- Product Name: PCB drill bit (End Mill)
- Material: blade carbide (tungsten steel)
- Cutting Edge Diameter: 3.10mm
- Cutting Edge Length: 9mm
- Shank Diameter: 3mm
- Total Length: 38mm
- Carbide rods and tungsten steel rods, with high hardness, high wear resistance, high strength, resistance to bending,
- anti-impairment and long tool life.
- Range of processing: PCB, SMT, the CNC, mold, plastic, copper, stainless steel and other precision metal parts processing.
- Drill bit chip evacuation space large, chip evacuation resistance small, chip removal smooth.
- In favor of efficient cutting, avoid offset drilling.
Note：Because different batches, drill bit color may be different, but it does not effect on use.