Irwin® 10501816 Masonry Drill Bit 4.5 X 85Mm

This 4.5mm diameter, 85mm length Irwin Masonry Drill Bit is perfectly sized for medium fixing applications in brickwork, concrete and breeze block. Engineered for fast and efficient drilling with cordless drills, this bit drills up to 60% faster than competitive drill bits whilst maintaining the same high durability that trade professionals demand. The single flute design ensures faster dust removal for increased drilling speed, 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. Constructed with a chrome vanadium body featuring high carbon content, this bit allows more hardening for a stronger construction with maximum rupture strength. Features and Benefits: • 4.5mm diameter ideal for medium fixing applications • 85mm length suitable for standard drilling depth requirements • Up to 60% faster drilling performance than competitive alternatives • Single f