Irwin® HSS TCT Tip Drill Bit 4.0mm OL:75mm WL:43mm

The 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 used when drilling with TCT twist drill bits. Irwin suggest the use of a 3- 6% emulsion. The coolant will extend the lifetime of the drill bit.

Irwin HSS TCT tip drill bit.

Specifications:
Diameter: 4.0mm.
Total length: 75mm.
Working Length: 43mm.

We aim to deliver all in stock orders within the displayed time frame above.

If you'd like to check in on the status of your order or need some assistance regarding a future order, please get in touch. Click here to see our full Delivery Information.

We have a 60 day returns policy if you change your mind.

Simply send your order back to us in its original packaging within 60 days of delivery if you wish to return an item for a full refund. *T&C Apply

Click here to read our full Cancellation & Returns Policy

Opening Times

Monday - Friday:  8.30am - 4pm

Saturday - 9am - 3pm

Sunday - 9am - 3pm 

25 Rothersthorpe Crescent

Rothersthorpe Avenue Industrial Estate

Northampton

NN4 8JD

Email : Sales@ukb4c.com