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Solid Carbide Screw Drills


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£9.99 Inc VAT (20%)
Up to 15% off


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Description

Primarily designed for removing broken taps or bolts without damaging the component surface, by drilling the core of a tap it is possible to remove the remaining pieces with a scriber. Screw Drills are also suitable for drilling other hard materials including: hardened steels, glass, stellite etc. Select screw drill as per tap diameter. Steady manual feed component and spindle stability are vital.

Features and Benefits
• Solid carbide construction for increased hardness
• Designed for removing broken taps or bolts without damaging the component surface
• Suitable for drilling hard materials including: hardened steels, glass, stellite etc.
• No cutting fluid required

Notes
• Drills should be running between 1500 and 3500 revs/min
• A steady and continuous manual feed should be applied

See full description

Feature Attributes

Material:
Solid Carbide
Product Reviews -
7 months ago
Snapped a bolt extracter screw ,tried lots of drill bits but nothing touched it , ordered this carbide screw bit, and it got me out of trouble, it snapped in the end probs to piliot error. Would buy again 👍

3 years ago by Ian
I have now learnt from the project I have been working on that carbide drills whilst good at cutting are extremely brittle - and the small diameter ones are the worst of all! So, a 2mm screw drill trying to cut the centre out of a broken 3.2mm tap stuck in 10mm thick mild steel needed 'kid gloves' to put it mildly. Sadly the shaft snapped just at the point it was about to break through. I was able to use a small round file to remove the rest of the tap around the edges then punch through the remainder to clear the hole - but that took 2 hours. This solid carbide screw drill almost did it's job but I would say to anyone using a small diameter one to handle them with great care. They are brittle - all of them! Probably OK in 5 / 6mm and above.

5 years ago by Nigel
No idea. I have not received it yet.

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