Product Information
- 3mm / 0.12in shank diameter, 3mm / 0.12in ball head diameter and 45mm / 1.77in length.
- High-strength and high-temperature resistant, durable and will not drop sand.
- CNC milling handle bar without skipping, ensures the stability of grinding.
- Black nickel treatment, greatly increase the hardness, improve the grinding efficiency.
- 150 grit rounded ball shaped drill bits for fine-detail drilling with the cutting power of diamond.



















