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Carmex Threading Tap - Spiral Flute - UNF Supercut Tap - HSS-E - 7/8 x 14
| Style | Spiral Flute |
| Form | UNF |
| Size | 7/8 |
| Pitch | 14 |
| Tolerance | 2B |
| Standard | DIN 374 |
Learn more about Klarna
The Carmex Spiral Flute UNF Supercut Tap (7/8 x 14) is a precision threading tool crafted for professionals who demand clean, accurate UNF threads in challenging materials. Built with HSS-E and a focus on high-speed performance, it delivers dependable results in demanding environments.
- Threading type: Spiral flute design for efficient chip removal and reduced clogging during UNF tapping.
- Material: HSS-E (high-speed steel with cobalt) for improved heat resistance and longer tool life in tough metals.
- Size and thread: 7/8" major diameter with 14 threads per inch (UNF) for fine, precise threading.
- Design: UNF Supercut geometry optimized to cut clean, consistent threads with less effort and wear.
- Applications: Ideal for tapping steel, stainless steel, and other hard-to-tap materials at higher speeds.
With this tap, you can achieve dependable, accurate UNF threads while minimizing tool wear and downtime. The spiral flute aids steady chip control, helping maintain cutting speed and ensuring reliable thread formation. The cobalt-enriched HSS-E construction stands up to heat and friction, supporting productive tapping in demanding projects and producing repeatable results that professionals can trust.
| Style | Spiral Flute |
| Form | UNF |
| Size | 7/8 |
| Pitch | 14 |
| Tolerance | 2B |
| Standard | DIN 374 |
| Reach | N/A |
| Thread Direction | Right Hand |
| Substrate | HSS-E |
| Materials | Universal |
| Shank Diameter | 18 |
| Overall Length | 125 |
| Flute Length | 17 |
| Square | 14.5 |
| Drill Diameter | 20.4 |
| Finish | XT5 |
What time are Protool open?
We are open Monday to Friday between 8:30am and 5pm.
Do you offer Free Next Day delivery?
Yes! We offer Free Next Day delivery via Royal Mail Tracked 24 on all orders over £50 ex VAT*. We also offer Free DPD Local Next Day delivery on all orders over £100 ex VAT*.
We also offer the following:
- Royal Mail Tracked 24 — £5.90 (FREE on orders over £50 ex VAT*). Order before 4:30pm for next day delivery. No signature required.
- DPD Local Next Day — £8.00 (FREE on orders over £100 ex VAT*). Standard next day delivery to UK mainland addresses.
- Royal Mail Special Delivery — £12.50. Guaranteed delivery before 1pm the next working day.
- DPD Saturday Delivery — £25.00. Must be ordered on Friday before 4pm. Pre-12pm delivery.
For delivery to Scottish Highlands & Islands, Northern Ireland, Republic of Ireland, or overseas locations, additional charges apply. Please see our delivery page for full details, or call us on 01732 887 334.
*T's & C's and exclusions apply. Please see our delivery page for more information on all our services.
Full Range: Carmex Threading Taps - Spiral Flute - UNF Supercut Tap - HSS-E
View full collection →You are viewing CTSD374C087514UNF2BXT5. Click any other SKU to view its full details.
| Product SKU | Size | Pitch | Overall Length | Flute Length | Square | Drill Diameter | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|
| CTSD371C640UNF2BXT5 | No. 6 | 40 | 56 | 6 | 3 | 2.95 | £20.42 | 5 days | |
| CTSD371C836UNF2BXT5 | No. 8 | 36 | 63 | 7 | 3.4 | 3.5 | £22.22 | 5 days | |
| CTSD371C1032UNF2BXT5 | No. 10 | 32 | 70 | 8 | 4.9 | 4.1 | £22.22 | 5 days | |
| CTSD371C1228UNF2BXT5 | No. 12 | 28 | 80 | 10 | 4.9 | 4.6 | £23.00 | 5 days | |
| CTSD371C025028UNF2BXT5 | 1/4 | 28 | 80 | 10 | 5.5 | 5.5 | £27.66 | 5 days | |
| CTSD371C031224UNF2BXT5 | 5/16 | 24 | 90 | 13 | 6 | 6.9 | £27.66 | 5 days | |
| CTSD371C037524UNF2BXT5 | 3/8 | 24 | 100 | 15 | 8 | 8.5 | £36.32 | 5 days | |
| CTSD374C043720UNF2BXT5 | 7/16 | 20 | 100 | 15 | 6.2 | 9.9 | £47.22 | 5 days | |
| CTSD374C050020UNF2BXT5 | 1/12 | 20 | 100 | 15 | 7 | 11.5 | £63.58 | 5 days | |
| CTSD374C056218UNF2BXT5 | 9/16 | 18 | 100 | 15 | 9 | 12.9 | £74.48 | 5 days | |
| CTSD374C062518UNF2BXT5 | 5/8 | 18 | 100 | 15 | 9 | 14.5 | £74.48 | 5 days | |
| CTSD374C075016UNF2BXT5 | 3/4 | 16 | 110 | 17 | 11 | 17.5 | £110.52 | 5 days | |
| CTSD374C087514UNF2BXT5 Viewing | 7/8 | 14 | 125 | 17 | 14.5 | 20.4 | £151.84 | 5 days |
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