dry core bitsThis 1-3/8 inch Diamond Core Bit from Alpha Professional Tools will dry cut through a 3/4 inch thick slab of granite in just 30 seconds, and will drill a hundred holes! It has brazed diamond on the outside of the core to prevent abrasion of the core which enables it to run cooler - even dry. If you fabricate granite countertops this Diamond Coring Bit is for you! This high speed dry core bit can be used to drill through materials as thick as 60mm. See this corebit in action!
- The best option
- Dry or wet cutting
- Brazed diamond outside the core for less wear on the steel core
- 5/8"-11 threaded arbor
- Cutting Holes in Granite
- Cutting Holes in Marble
- Cutting Holes in Stone
Cutting Granite These segmented high speed dry core bits for cutting stone are laser welded and can be run with or without water. They are excellent for cutting granite slabs and will cut through a 3/4 inch granite slab in just seconds! These bits provide long life and if you are cutting stone dry they are your best option. These core bits are extremely aggressive and made for heavy daily use. These 1-3/8 inch bits are used for spigot holes in countertops. They are equipped with a 5/8 -11 threaded arbor to screw onto any contractor's grinder. If you are cutting holes in granite and other natural stone, these high speed dry cutting core bits will make your job easier.
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