Proxxon Diamond Twist Drills 476902
These bits have a consistent coating of diamond particles. The 2.35mm(3/32″) diameter shafts are made from stainless steel. Sold as a pack of two bits, one 0.8mm diameter the other 1.2mm both with an effective length of 5.0mm. Used for drilling holes in semi-precious stones, jewellery making etc.
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