The Irwin TCT (Tungsten Carbide Tipped) drill bit offers precision drilling with stationary machines in hardened steel cast iron

The Irwin Blue Groove 4X flat bit have a patented groove point & cutting edge. The cutting edges cut the timber 4 times faster

The 6X wood boring bits cut 6 times faster than a standard flat bit. This 6-piece set contains the following

Sizes:

The Irwin Blue Groove 6X drill bits are ideal for drilling wood & offer 6x faster drilling penetration than a standard flat bit.

The Irwin Granite drill bit range has been designed for impact / percussion drilling in very hard materials such as granite concrete

The Irwin Speedhammer Power Drill Bits have been designed to be able to drill through rebar reinforced concrete
- the use of

The Irwin auger wood drill bit has been designed for all general wood boring & offers a superior performance. The single spur

The Irwin Speedhammer Power Drill Bits have been designed to be able to drill through rebar reinforced concrete
- the use of

The Irwin Speedhammer Power Drill Bits have been designed to be able to drill through rebar reinforced concrete
- the use of