The irwin cordless multi-purpose drill bit in 10mm diameter with extra-long 200mm overall length is the ultimate solution for deep, large-diameter drilling applications. This substantial variant combines major hole size with maximum reach, perfect for heavy-duty fixings in thick walls, deep structural anchor installations, and demanding construction projects. Engineered for cordless, low-speed multi-purpose drilling, it provides around 10% extra battery life per charge. The four-facet ground carbide tip delivers lower drilling pressure and enhanced centring accuracy, maintaining precision throughout the extended drilling depth despite the substantial 10mm diameter. This extra-long variant is perfect for combined drilling jobs through thick materials, allowing you to drill through substantial timber sections into deep masonry with a single bit. Features and benefits: 10mm diameter with extra-long 200mm length for maximum capacity perfect for heavy-duty fixings in thick walls and deep structural installations four-facet ground carbide tip ensures accuracy at extended depths with large diameter 10% extra battery life per charge drills through brickwork, ceramic tiles, breeze block, wood, drywall, gypsum board, limestone, slate, marble, eternite, and plastics reinforced plastics multi-material capability for demanding professional applications specifications: diameter mm : 10 working length mm : 200 overall length mm : 126 pack qty.: 1