Tungsten drills for metal HRC45 free shipping size D4.0mm carbide drill good quality NCN tools parts.
Type: core drill Bit.
Material: cobalt steel alloys.
Use metal drilling.
Is customized: yes.
Diameter: 1mm to 10mm have stock.
Packing In plastic box.
Mini order 10pcs.
2: Made and material:
Made by ANCA grinding machine.
Material: carbide tungsten from Taiwan.
Could processing steel, iron cast or other metals.
size: D1mm to D10mm for customer choice.
Good quality longer using life, many times life longer than HSS drill.
Size information table:
We also have size not integer number. Please contact me for get more information.