Wet Diamond Brazed
 1/2" - WET Diamond Brazed Mini Core Drill Bit US $5.94 
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 4" DIAMOND POLISHING PAD Vacuum Brazed 4mm WET DRY US $54.99
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1/2" - WET Diamond Brazed Mini Core Drill Bit, 4" DIAMOND POLISHING PAD Vacuum Brazed 4mm WET DRY ,