1)With smaller heads compared with common ones.

2)Assorted shapes and sizes for your work.

3)Use them to remove burrs on glass, metal, stone, wood, ceramics, fiberglass and plastic.

4)Diamonds are nickel-bonded to the surface and are of fine to medium grit.

5)Each has a 1/8'' shank for use with motor tools, drills, high speed die grinders, and flex shafts.

6)Set comes in a PVC case.