Diamond Products Heavy Duty Dry Hole Saw Bits
Best in the business, first to introduce them in the industry, and nobody sells more. Drill dry through block and brick in seconds. No water needed. All bits have 5/8″-11 threaded hubs. Dry bits have 9″ drilling depth. Jacobs Chuck Adaptor available for hammer drills 5/8″-11 thread to straight shank.
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