Irwin® HSS TCT Tip Drill Bit 11.0mm OL:142mm WL:94mm M3-B ds-5ce59c8f-foot{font-size:11px

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91917 (25mm)

The main body is manufactured from rubber coated impact resistant plastic and is fitted with an adjustable elasticated headband via a bracket that allows for the light to be angled downwards by up to 60 degrees

A 15mm insulated socket

Extended Cr-Mo impact socket range in sizes 36

Irwin® HSS TCT Tip Drill Bit 11.0mm OL:142mm WL:94mm M3-B ds-5ce59c8f-foot{font-size:11pxThe 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