Feature: 1. 30pcs/set, 150 grit drilling bits with 2.5mm/0.10in grinding head, 3mm/0.12in shank diameter and 45mm/1.77in length.
2. Cylindrical shaped flat drill bits for fine-detail drilling with the cutting power of diamond.
3. Black nickel treatment, greatly improve the hardness, improve the efficiency of engraving.
4. CNC milling handle bar without skipping, ensures the stability of grinding.
5. High-strength and high-temperature resistant, and will not drop sand.
Spec:
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. 2.5mm/0.10in
Quantity: 30pcs/set
Package List: 1 x 2.5mm Grinding Bits Set (30pcs)
Notice:
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!