(a) 1 Piece of B5 (5mm / 3/16" Radius / Demi / Half Bullnose). 60 grit - 400 grit pads are electroplated ; 800 grit - 3000 grit pads are resin bond. (b) Foam-backed straight diamond hand pads are for use on granite, marble, concrete, glass edges and surfaces.
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