Diamond Coated Tipped Drill Bits 1mm - 2.2mm For Tile Glass Jewellery Hole Saw
ab 2,20 €
High-quality diamond-coated pointed drill bits. 2mm diamond drill bit: working length-about 8mm. 1mm diamond drill bit: working length-about 4mm. When hitting, try to make the needle clip as short as possible first, first drill positioning holes on both sides of the bead, and then clip it a little longer, and drill through it directly.
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