HSD Carbide Twist Drill Bit for Jade, Glass, Amber, Ceramic 2mm - 5 Pieces [Jing Warehouse]

Use water cooling during drilling (drip water or immerse the stone) to cool the drill bit

When using hole opener without center positioning drill, tilt the drill at 45° and start slowly to create a crescent groove for positioning, then drill vertically

0.8mm x 23mm x 0.8mm x 10mm

1.0mm x 27mm x 1.0mm x 15mm

1.2mm x 32mm x 1.2mm x 15mm

1.5mm x 38mm x 1.5mm x 15mm

1.8mm x 40mm x 1.8mm x 18mm

2.0mm x 45mm x 2.0mm x 20mm

3.0mm x 60mm x 3.0mm x 30mm

3.5mm x 65mm x 3.5mm x 33mm

4.0mm x 75mm x 4.0mm x 40mm

Product sizes are manually measured; slight deviations may occur between batches

Compatible with hand drills and cordless drills with round shank

Diamond twist drill bits in various sizes as listed above

Please refer to the actual product for precise dimensions and details.