1/2" Demi Bullnose 1 3/8" polishing grinding drum core bit 15 Pad stone concrete

(b) 7 Pieces of 1 3/8" / 35 mm Wet Polishing Drum for granite marble concrete sink / basin hole / sink cutouts / tight radius (with 5/8"-11 Thread arbor) They are: 1 Piece of Grit 50 100 200 400 800 1500 3000.

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