Irwin® HSS TCT Tip Drill Bit 4.0mm OL:75mm WL:43mm Safety Glasses 'three-point support' ensures optimum hold

'three-point support' ensures optimum hold of the workpiece when working

Supplied with a polishing bonnet and hook and loop backing pad

stool and storage box in one

It also provides complete manoeuvrability and cordless freedom

ideal for electronic components

Irwin® HSS TCT Tip Drill Bit 4.0mm OL:75mm WL:43mm Safety Glasses 'three-point support' ensures optimum holdThe Irwin Metric TCT (Tungsten Carbide Tipped) Drill Bits offer precision drilling with stationary machines in hardened steel, cast iron, bronze alloys and manganese alloyed steel. The C2 Carbide Tip will drill hardened material up to a hardness of 50 Rockwell C and is four facetted ground for low drilling pressure and perfect centring. The body of the drill bit is made from Chrome Vanadium Steel, hardened to 56 Rockwell C. A coolant should always be