Diamond coated drill bits 10 pcs - 0.4mm

10 pcs set
Head diameter: 0.4mm, grit: 150#, shank: 2.35mm, total length: 42mm
For grinding and drilling jade, ceramics, jadeite, agate, amber, glass, crystal, turquoise, and other materials.

  • Model: 067604
  • Shipping Weight: 0.0125kgs

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USD$2.60

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