30Pcs diamond coated burrs glass drill bit 3 mm NEEDLE SHARP rotary point 3mm shank GRIT 120 29#
New one box set of 30 Pcs diamond coated grinding burrs / pointed heads in box set
Specifications and shapes:
Heads Shapes: 3 MM NEEDLE SHARP
Total length:1-3/4" inch
Shank diameter : 3mm (close to 1/8")
They will fit your hand drill, drill press with a 3 mm collet
Grit : 120 (medium)
Use with water as a lubricant is better
Suitable for use in grind the edge of glass, marble, rock or jewelry. And apply to drilling glass, shells, tile and stone.
Regular Air postage from China to United States is FREE and takes 15-30 days delivery to you home.
We will send out your order within 1-2 days after payment has been received and cleared. Please let us know if you are looking for other accessories or hardware. Should you have any queries, please contact me directly.
