






Name:Diamond Drill Bits
Material: Diamond
Head diameter: 0#(2.2-2.4mm)、1#(1.9-2.0mm)、2#(1.7-1.8mm)、3#(1.5-1.6mm)、4#(1.3-1.4mm)、5#(1.1-1.2mm)、6#(0.9-1.0mm)、7#(0.8-0.9mm)
Scope of application: jade, jewellery, ceramics, glass, semiconductor material drilling
Please note when using
1. Water-cooling.
2. High speed (above 20000rpm).
3. Smooth, do not shake, with the hanging mill, table mill, speed control small table drill.
4. Light pressure.
Note
1. please allow small errors due to manual measurement. Thank you for your understanding.
2. monitors are not calibrated, the item colour shown in the photos may be slightly different from the real item. Please take the real one as standard
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● The items you ordered will be shipped out in 2 business days by Air Mail when your payment is clear.
