The Irwin 5 Piece Multi Purpose Drill Bit Set is a versatile cordless drilling solution designed for tradespeople who need to work across multiple materials without changing bits. Engineered specifically for cordless low RPM drilling, these multi-material drill bits deliver exceptional battery efficiency, producing between 90-129% more holes per battery charge than leading competitors in independent testing. Each drill bit features a four-facet ground carbide tip that reduces drilling pressure whilst improving centring accuracy. This design makes them particularly effective for combination drilling tasks, such as drilling through timber into brickwork, where you would traditionally need to switch between different bit types. The single-bit solution saves time on site and reduces the number of tools you need to carry. The set handles an impressive range of materials including brickwork, ceramic tiles, breeze block, wood, dry wall, gypsum board, limestone, slate, marble, eternite and both standard and reinforced plastics. This makes the set ideal for general construction, installation work and renovation projects where material types vary throughout the job. Features and Benefits: • Four-facet ground carbide tip for lower drilling pressure and better centring • Optimised for cordless drills with extended battery life performance • Eliminates need to change bits when drilling through multiple materials • Suitable for drilling timber, masonry, tiles and plastics with one bit Specifications: Pack Qty.: 5 Sizes: 4, 5, 6, 8 and 10mm