Diamond coated high speed drill bits 10 pcs - 1.3mm

10 pcs, high speed drill bits, drilling diameter:1.3mm, overall length: 40mm, shank: 0.6mm
Must add water for coolant, recommended speed around 20,000RPM
Suitable for drilling various jades and gems, glass, crystal…
  • Model: 232010
  • Shipping Weight: 0.0014kgs



USD$2.90