Patented product. 

This product is most used for grinding of hard materials such as stone, glass, ceramic, hard plastic, fiber glass, etc. Ideal for edge trimming, stain or chip removal, and polishing of corner and area where the machine can’t reach.

Advantage：

                  1.Good heat dissipation, not easy to damage the working layer

                  2.Strong water resistance

                  3.High efficiency for partial flat surface grinding

                  4.No deformation on working layer

Size：         ~3 3/4" x 2 1/4" x 1 1/8" 

Grit：          #60  #120  #200  #400  

The price is for ONE piece.