Features:

Green mounted stones: made of silicon carbide, medium grit, excellent for contouring and shaping porcelain and metals.
Pink mounted stones: made of pure aluminum oxide, medium grit, for all types of metals, non-contamination of precious and semi-precious alloys.
White mounted stones: made of pure aluminum oxide, fine grit, for smooth grinding and polishing of filling materials and composites.
Brown mounted stones: Super coarse for cut and rough polish nickel and cobalt chrome alloys.
Packing List:

100 pcs Grinding Head
1 X Box