Best Drill Bit for Granite (Countertop & Rocks)
2021-7-5 · Thin Granite Tiles and Countertops: Use diamond core bits and standard drill without hammering action; Thick Granite Slabs: Use carbide masonry bit on an SDS drill such as a rotary hammer or combination hammer. Granite Drilling Tips. The best way to drill through granite is to use a steady, constant speed.
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