This 16mm diameter, 400mm length Irwin Masonry Drill Bit offers heavy duty large diameter drilling with exceptional 400mm extended reach, making it essential for very deep drilling applications through extremely thick walls and multiple layers of masonry. Designed specifically for fast and efficient drilling in brickwork, concrete and breeze block with cordless drills, this bit delivers up to 60% faster drilling. The single flute design ensures faster dust removal for increased drilling speed even at these exceptional depths, whilst the unique pressed diamond-ground carbide tip allows for aggressive cutting action. The carbide tip design ensures 20% longer life compared to previous Irwin masonry drill bits. The chrome vanadium body with high carbon content allows more hardening, creating a stronger bit with maximum rupture strength. Features and Benefits: • 16mm diameter with exceptional 400mm length for very deep drilling • Perfect for extremely thick walls and multiple masonry layers • Up to 60% faster drilling than competitive drill bits • Single flute design maintains efficient dust removal at exceptional depth • Pressed diamond-ground carbide tip for aggressive cutting performance • 20% longer life than previous Irwin masonry bits • Chrome vanadium body for maximum rupture strength Specifications: Diameter (mm): 16 Working Length (mm): 400 Overall Length (mm): 300 Pack Qty.: 1 Total length: 400mm.

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