100 pcs/Box 4-10mm Ceramic Mounted Abrasive Point Set P240-320 Fine Polishing Stone for Metal Deburring Mold Dressing

Higher efficient, P240-320, and last longer, compared with common ceramic mounted point 

100 pcs/box Rubber mounted point

MIX --- 10 pieces * 10 kinds
Other option --- 100 pieces * 1 kind

Size:

Outer Diameter 4mm 1/6", 5mm 1/5",  6mm 1/4", 8mm 1/3", 10mm 2/5"
Shank diameter About 3mm, 1/8"

Grit:

Fine ( 240# -320# )

Application:

Used on high-speed electric drill and dremel. Mainly used for DIY grinding and polishing  wood, metal and mold etc.