Bore clean holes in hard materials with these diamond drill bits. The 20-piece set in 1, 1.5, 2 and 2.5mm sizes has diamond-coated tips that cut glass, ceramic tile, stone, sea shells, resin and beads without cracking them, so jewellery makers and crafters can string pendants and charms — use with water to keep the tip cool and lasting.
20 bits
1-2.5mm sizes
Diamond tipped
For glass and jewelry
Specifications: diamond coated twist drill bits
In the box: 20 x bits
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