20pcs Diamond Drill Bit Set 4 Sizes 1mm 1.5mm 2mm 2.5mm Twist Tip Jewelry

Feature:
High-quality diamond-coated drill bits
4 different sizes-1mm, 1.5mm, 2mm, 2.5mm 5 pcs each
Suitable for drills, flexible shafts and milling .
Jewelry designers used to drill holes in sea glass, shells, rocks, marbles, , etc. on the beach.
Make your own earrings, pendants and bracelets.
colour:Silver
Material:Emery

Package Contents:
20pcs Diamond Coated Drill Bits
Only the above package content, other products are not included.
Notice:
1. Please allow 2-3% error due to manual measurement.
Please make sure you do not mind before you bid.
2. The colors may have different as the difference display, please understand.