6-1/4″ Premium Wet Diamond Core Bit for Concrete Coring 1-1/4″-7 Threads. 1-1/4-7 thread fits most hand-held drills or core rigs. Best cho...
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6-1/4 Laser Welded Wet Concrete Core Drill Bit. Concrete block, brick, masonry, and the. Overall length w/ 14 depth of cut. Arbor size: 1-1/4-7. Excel...
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