Irwin 6X Blue Groove Extra Long Wood Drill Bit

The Irwin Blue Groove 6X Extra Long Wood Drill Bit in 20mm diameter is perfectly suited for drilling larger diameter holes for waste pipes, electrical installations and substantial cable runs through structural timber. At 400mm (16 inch) in length, this extra long bit offers the extended reach necessary for drilling through thick walls, ceilings and floor assemblies in both new construction and renovation projects. Delivering an impressive 6 times faster drilling penetration than standard flat bits, the 20mm variant combines exceptional speed with professional hole quality. The advanced Tri-Flute design facilitates rapid chip ejection, maintaining peak cutting efficiency and preventing overheating during prolonged use. The full screw tip ensures precise positioning and effortless pull through, whilst the cutting spurs produce clean, accurate holes with minimal splintering. Heat treated for superior durability and extended service life, this drill bit incorporates a tapered flute design that significantly reduces binding, allowing for smoother, more controlled drilling in all timber types. Features and Benefits: • 20mm diameter for larger pipe and cable installations • 400mm extra long length for deep drilling through joists and studs • 6 times faster drilling for enhanced productivity • Cutting spurs for clean, professional holes • Tapered flute minimises binding Specifications: Diameter (mm): 20 Overall Length (mm): 400 Working Length (mm): 100 Pack Qty.: 1