Diamond Engraving Bit, 3mm
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Diamond engraving bit to engrave on hard surfaces like glass, metal and granite. It consist of a 3mm stainless steel shaft with an industrial diamond mounted at the front and sharpen to an angle of 90° or 120°.
This diamond engraving bit is available in 2 angles, 90° and 120° angles. The 90° works better on very hard smooth surfaces like glass and metal. The 120° works better on softer uneven materials like stone and tiles.