Irwin Speedhammer SDS Plus Masonry Drill Bit

This IRWIN® Speedhammer Quad Drill Bit features a 10mm diameter and 310mm overall length, offering excellent reach for deep heavy-duty drilling applications. The 10mm diameter is ideal for substantial fixings, whilst the 310mm length provides the depth needed for drilling through very thick masonry walls or cavity constructions. The 4-cutter geometry drills a more concentric hole for the best fixing retention, whilst the full head carbide tip offers the highest levels of drilling life and durabi