Dry Diamond Core Drill Bit 91mm

The CorePlus 91mm Diamond Dry Core Drill Bit is engineered for large-scale drilling applications in masonry, concrete, and stone. This substantial 91mm diameter makes it an excellent choice for significant construction and installation work, including large-bore drainage pipes, major ventilation systems, substantial electrical service entries, or creating sizeable access points for grouped utilities. This professional-grade bit features 8mm diamond segments with a high concentration of premium-grade diamond in the bond, utilising leading-edge diamond/metal bonding metallurgy for outstanding durability and long-lasting core life. The ribbed core body and V-groove segments enable fast clearing of debris, allowing for continuous fast cutting action even through dense materials, whilst the aerated core design enhances cooling and extends operational life during extended use. With standard 1/2in BSP threading, this bit ensures compatibility with conventional core drilling machines and accessories, providing professional contractors with a dependable solution for demanding large-diameter drilling requirements. Features and Benefits: • 91mm diameter perfect for large-scale construction applications • Premium diamond segments deliver reliable cutting efficiency • V-groove design facilitates rapid debris clearance • Aerated core construction for enhanced cooling performance • Standard 1/2in BSP connection for equipment compatibility Specifications: Diameter (mm): 91