PSA Diamond Smoothing Discs Dimensions:220 This opaque brown enamel works

This opaque brown enamel works as a counter enamel (on the back side)

stabilizing the impact and reducing rebound and reverberation back into the hand and arm

Includes a stackable cover to protect against dust and dirt

The adhesive line-bonds slowly for excellent adhesion of stones to findings

PSA Diamond Smoothing Discs Dimensions:220 This opaque brown enamel worksAttach this self adhesive diamond smoothing disc to an 8" backing plate to cut, smooth and refine the finish of metal or stones. This disc is ideal for Hi Tech Diamond and Dura BULL equipment for both lapidary and metalworking applications. Diamond discs should be used wet to reduce heat buildup and loading.