Description
Tip spiral flute tungsten carbide drill bits with shaper cutting edge, reduce cutting force and prevent drill broken, improve the drilling accuracy. Great for drilling PC Boards, Plastics, Fiberglass, Wood, Soft Metals and more. Carbide tipped drill bits with high hardness, high wear resistance, high strength, resistance to bending, anti-impairment and long tool life. Large drill bit chip space, chip resistance,Chip smooth, small drilling heat, reduce smear. Drill has a large scraps discharge space,little resistance and smoothly during the scraps discharge. Fit for: PCB drilling machines, engraving machine, CNC and high precision special drilling equipment Diameter: 0.3mm、0.4mm、0.5mm、0.6mm、0.7mm、0.8mm、0.9mm、1.0mm、1.1mm、1.2mm Quantity:10pcs Packing: 1 x 10pcs Carbide PCB Drill Bits with Protection Box.
Features
- 10 Pieces PCB Drill Bits Set - Cutting edge diameter: 0.3mm, 0.4mm, 0.5mm, 0.6mm, 0.7mm, 0.8mm, 0.9mm, 1.0mm, 1.1mm, 1.2mm
- Shank diameter: 1/8 inch; The Cutting depth of smallest size (0.3mm): 0.19 Inch, The Cutting depth of largest Size (1.2mm): 3/8 Inch.
- These Macro Drill Bits are made of high quality tungsten steel, replacements for your CNC machines and any Handheld tools.
- Mini Drill Bits are Great for Punching at Printed Circuit Boards, Amber, Beeswax, Rough Stone, Plastics, Carbon Fiber, Fiberglass, Wood, etc.
- The cutting edges strictly avoid partial hole,ensure the quality.