DUSS Diamond Core Drill Bit:82mm x 450mm x 1 1/4"UNC (Internal)

This diamond core drill bit is supplied in a nominal diameter of 82mm and features a 1 1/4" UNC internal thread series for secure attachment to compatible drilling machinery. The cutting head is impregnated with industrial diamond grit to provide reliable penetration through abrasive concrete, rock, and masonry substrates. It is widely used by construction and civil engineering contractors for creating deep, clean holes for pipe installations and structural anchors. Buyers select this specific UNC thread configuration for direct compatibility with their existing core drilling rigs. Choose the 82mm diameter option to match standard utility line sizes and project layout requirements.