Irwin Blue Groove 6X Long Wood Drill Bit 20 x 400mm

The IRWIN Blue Groove 6X Long Wood Bit is designed for efficient and precise drilling in wood. Featuring a Tri-Flute design, it delivers 6x faster drilling penetration than standard flat bits, with full screw tips for easy entry and pull-through. Cutting spurs promote clean holes with minimal breakout, and the heat-treated construction enhances durability. These extra-long bits are 400mm (16in) in overall length, with a 20mm diameter and a working length of 10mm (4in). They are suitable for drilling through walls, ceilings, and floors and are compatible with standard 1/4" (6 mm) quick-change drill chucks.

Features

• 6x faster drilling penetration in wood
• Tri-Flute design for rapid chip ejection
• Full screw tip for self-guiding entry
• Cutting spurs produce clean holes, minimal breakout
• Heat-treated steel for durability
• 40 cm (16 in) overall length enables through-wall applications

Technical specifications

• Diameter: 20 mm
• Working length: 10 mm (4 in)
• Overall length: 400 mm (16 in)
• Material: Heat-treated steel
• Design: Tri-Flute (Triple-flute) for cleaner cuts and less splintering

Usage

Insert the bit into a compatible drill chuck with a 1/4" (6 mm) shank, securely tighten the chuck to prevent slipping, select the appropriate length and diameter for the task, and use as needed for drilling wood through various substrates.