Feature

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


Description

Feature:
1. 3mm / 0.12in shank diameter, 3mm / 0.12in ball head diameter and 45mm / 1.77in length.
2. 150 grit rounded ball shaped drill bits for fine-detail drilling with the cutting power of diamond.
3. Black nickel treatment, greatly increase the hardness, improve the grinding efficiency.
4. CNC milling handle bar without skipping, ensures the stability of grinding.
5. High-strength and high-temperature resistant, durable and will not drop sand.


Specification:
Condition: 100% Brand New
Item Type: Grinding Bits
Material: Diamond
Color: As Pictures Shown
Grit: 150 Grit
Shank Diameter: Approx. 3mm/0.12in
Length: Approx. 45mm/1.77in
Bit Diameter: Approx. 3mm/0.12in
Quantity: 30pcs/set

Package List:
1 x 3mm Grinding Bits Set (30pcs)

Note:
1. The grinding bits shall be clamped firmly when installing, and there shall be no pulsation!
2. The rotation speed should be as high as possible, and the linear speed should be no less than 1020 m/s.
3. This product is 3mm handle, please check the clamping range of the machine before purchase!