IRWIN� IW2039421 Speedhammer Quad Drill Bit 12.0 x 160mm Combi Drills It can be used to

It can be used to measure the sound level in all kinds of environments

An internal strainer is fitted at the suction tube inlet to filter out contaminants

Manufactured using CNC machining from heavy-duty aluminium

Norbar 16mm Spigot Ring End Fitting

The rounded aluminium shaft makes it extremely durable

IRWIN� IW2039421 Speedhammer Quad Drill Bit 12.0 x 160mm Combi Drills It can be used toThe IRWIN Speedhammer Quad Drill Bit is ideal for drilling plug and anchor holes in masonry, all types of stone and concrete. Its 4 cutter geometry, drills a more concentric hole for the best fixing retention. The full head carbide tip offers the highest levels of drilling life and durability. A unique bonding system connects the solid carbide head to the 4 flute spiral. This design provides faster, more efficient dust removal. The specially