Designed to flush-grind a surface. Domed shape and extra-thick reinforced aluminum oxide material allows the grinding wheel to be used on either its side or face for surface grinding, shaping, smoothing, deburring, rust removal sharpening,and flush-grinding. Applications include extended general-purpose grinding on metals, castings, welded joints, rivets and rust.  Use with either EZ402 (SKU #482.4447).