The Irwin 6X Blue Groove 20mm Wood Drill Bit is ideally sized for drilling larger diameter holes in timber applications, making it perfect for plumbing work, larger cable installations, and structural carpentry tasks. This 20mm variant offers the drilling capacity needed for more substantial fixings and services whilst maintaining exceptional control and precision. Delivering six times faster drilling penetration than standard flat bits, this 20mm drill bit dramatically reduces time spent on larger hole drilling tasks. The advanced Tri-Flute design ensures efficient chip ejection, preventing clogging and maintaining consistent performance even during extended use. A full screw tip provides positive engagement and smooth pull-through, whilst precision-ground cutting spurs create professionally clean holes with minimal breakout. The tapered flute geometry significantly reduces binding during operation, allowing controlled drilling even in challenging hardwoods. Heat-treated construction ensures this 20mm drill bit retains its cutting edge and delivers reliable performance throughout its working life, making it a dependable choice for trade professionals. Features and Benefits: • 20mm diameter for larger drilling applications • 6X faster drilling than standard flat bits • Tri-Flute design for rapid chip removal • Full screw tip ensures controlled operation • Cutting spurs produce clean, precise holes • Heat treated for enhanced durability Specifications: Diameter (mm): 20 Overall Length (mm): 165 Pack Qty.: 1