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Carmex Threading Tap - Spiral Point - UNF Supercut Tap - HSS-E - 1/2 x 20
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Description
The Carmex UNF Supercut Spiral Point Tap is a precision threading tool designed for professionals who demand clean UNF threads and rapid cycle times. Crafted from cobalt-enriched HSS-E, it maintains cutting edge at high speeds and handles demanding materials with consistent performance from the first cut.
- Thread Size and Type: 1/2 x 20 UNF threading tap designed for Unified National Fine holes.
- Cutting Design: Spiral Point (gun tap) geometry that pushes chips ahead for efficient material removal and reduced clogging.
- Material: High-Speed Steel with cobalt content (HSS-E) for superior hardness and heat resistance in demanding tapping operations.
- Chip Evacuation: Spiral flutes optimize chip flow, helping maintain cutting efficiency at higher speeds.
- Durability and Performance: Built to perform in tough materials and high-speed threading, with extended tool life under challenging conditions.
- Brand and Series: Carmex UNF Supercut taps, a trusted choice for precision threading.
With the Carmex UNF Supercut Spiral Point Tap, you can expect precise, repeatable UNF threads in challenging metals. The cobalt-enriched HSS-E construction resists heat during fast tapping, helping maintain sharp cutting edges and reducing wear. The spiral point design and chip-evacuation geometry minimize the risk of chip buildup, enabling smoother operation and less downtime—so you finish projects faster with clean, reliable threads.
Part Numbers
- Protool Part Number
- CTPD374B050020UNF2BXT5
- Brand
- Carmex
- Category
- Threading Tap
Delivery
Free UK mainland delivery on orders over £50 ex VAT. In-stock items ordered before 4:30pm are dispatched the same working day. Full delivery information.
Returns
14-day returns on unused stock items in original packaging. Special-order and bespoke tooling is non-returnable. Read our returns policy.
Technical Support
Over 30 years of machining experience behind the counter. Call 01732 887334, Mon–Thurs 8:30–17:30, Fri 8:30–16:30.
Trade Accounts
Credit accounts, contract pricing and scheduled call-off orders available for trade customers. Apply for an account.
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 Point - UNF Supercut Tap - HSS-E
View full collection →You are viewing CTPD374B050020UNF2BXT5. Click any other SKU to view its full details.
| Product SKU | Size | Pitch | Overall Length | Flute Length | Square | Drill Diameter | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|
| CTPD371B836UNF2BXT5 | No. 8 | 36 | 63 | 12 | 3.4 | 3.5 | £21.34 | 5 days | |
| CTPD371B1032UNF2BXT5 | No. 10 | 32 | 70 | 14 | 4.9 | 4.1 | £21.34 | 5 days | |
| CTPD371B1228UNF2BXT5 | No. 12 | 28 | 80 | 18 | 4.9 | 4.6 | £22.12 | 5 days | |
| CTPD371B025028UNF2BXT5 | 1/4 | 28 | 80 | 18 | 5.5 | 5.5 | £26.50 | 5 days | |
| CTPD371B031224UNF2BXT5 | 5/16 | 24 | 90 | 20 | 6 | 6.9 | £26.50 | 5 days | |
| CTPD371B037524UNF2BXT5 | 3/8 | 24 | 100 | 20 | 8 | 8.5 | £34.80 | 5 days | |
| CTPD374B043720UNF2BXT5 | 7/16 | 20 | 100 | 20 | 6.2 | 9.9 | £45.28 | 5 days | |
| CTPD374B050020UNF2BXT5 Viewing | 1/2 | 20 | 100 | 20 | 7 | 11.5 | £60.94 | 5 days | |
| CTPD374B056218UNF2BXT5 | 9/16 | 18 | 100 | 20 | 9 | 12.9 | £69.06 | 5 days | |
| CTPD374B062518UNF2BXT5 | 5/8 | 18 | 100 | 20 | 9 | 14.5 | £69.06 | 5 days | |
| CTPD374B075016UNF2BXT5 | 3/4 | 16 | 110 | 24 | 11 | 17.5 | £102.64 | 5 days | |
| CTPD374B087514UNF2BXT5 | 7/8 | 14 | 125 | 24 | 14.5 | 20.4 | £141.48 | 5 days | |
| CTPD374B112UNF2BXT5 | 1 | 12 | 140 | 27 | 14.5 | 23.25 | £189.28 | 5 days |
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