• Red diamond core bits arranged by diameter with shipping boxes
  • Red diamond core bits arranged by diameter in a studio lineup
  • Laser-welded diamond segments on a red core bit, close up
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RDT Laser-Welded Diamond Core Drill Bits (2–12")

RDT Laser-Welded Diamond Core Drill Bits (2–12")

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Diameter

Laser-welded wet diamond core bits for concrete, masonry, brick, and stone. 14 inch drilling depth, 1-1/4 inch 7 thread mount, fifteen diameters from 2 to 12 inches. Family specifications. Verify per size before purchase, or call us.

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Diameter SKU Depth Connection
2" RDT-LWCB-200 14 in 1-1/4 in, 7 thread
2-1/2" RDT-LWCB-250 14 in 1-1/4 in, 7 thread
3" RDT-LWCB-300 14 in 1-1/4 in, 7 thread
3-1/2" RDT-LWCB-350 14 in 1-1/4 in, 7 thread
4" RDT-LWCB-400 14 in 1-1/4 in, 7 thread
4-1/2" RDT-LWCB-450 14 in 1-1/4 in, 7 thread
5" RDT-LWCB-500 14 in 1-1/4 in, 7 thread
6" RDT-LWCB-600 14 in 1-1/4 in, 7 thread
6-1/2" RDT-LWCB-650 14 in 1-1/4 in, 7 thread
7" RDT-LWCB-700 14 in 1-1/4 in, 7 thread
8" RDT-LWCB-800 14 in 1-1/4 in, 7 thread
9" RDT-LWCB-900 14 in 1-1/4 in, 7 thread
10" RDT-LWCB-1000 14 in 1-1/4 in, 7 thread
11" RDT-LWCB-1100 14 in 1-1/4 in, 7 thread
12" RDT-LWCB-1200 14 in 1-1/4 in, 7 thread

Family specifications. Verify per size before purchase, or call us.