This 12mm diameter, 160mm length Irwin Masonry Drill Bit is designed for heavy duty drilling applications in brickwork, concrete and breeze block, perfect for substantial fixings and larger diameter wall plugs. Engineered for fast and efficient drilling with cordless drills, this bit drills up to 60% faster than competitive drill bits whilst maintaining the exceptional durability required for this large diameter. The single flute design ensures faster dust removal for increased drilling speed, w
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