Product features of whetstone sharpen 10003000 :
It is ideal for dry or wet grinding and can be reusable after washing. It is used for special surface of metal, paint, wood,plastic by hand. It is high efficient for fine grit Premium abrasive grain on a soft, foam backing Foam backing provides ultimate conform ability and is washable for long life For using on wood moldings, metal contours, drywall sanding,and paint removal applications, hardwoods and softwoods, plastic, paint,fiberglass, auto body filler, and drywall compounds, Ferrous and non-ferrous metals.Material:aluminum oxide,silicon carbide with low density,middle density,high density foam,etc