wet polisher grinder 1-3/8" marble concrete stone polishing drum 3/8" bullnose

Ideal speed (of polisher / grinder) capacity is 4000 RPM, Not be higher than 5000 RPM. (b) 7 Pieces of 1 3/8" / 35 mm Wet Polishing Drum for granite marble concrete sink / basin hole inner edge polishing (with 5/8"-11 Female Thread arbor).

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