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2 3/8 inch diamond coated drill bit hole saw glass
diamond coated hole saw 2-3/8 INCH
Diamond Coated hole saw -2-3/8"
Glass, Ceramic & Porcelain China
Stone Style Porcelain Floor Tile
* Use diamond hole saws to drill holes in thick glass like glass block, wine bottles or any of the above material listing.
* Use plenty of Water/coolant to keep your drill tip cool and the hole clean.
* Start diamond hole saws at 45 degree angle with600-900 RPM. Tip to 90 degrees after you've started.
* Use less pressure! Let your drill bit drill at it's own pace.
