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Carmex Spiral Mill Threading Insert - Unified - H23I8UNMT7
| Application | Threading |
| Thread Form | UN |
| Internal or External | Internal |
| Insert Size | H23 |
| Pitch | 8 |
| Holder Code | SRH23… |
Learn more about Klarna
Carmex Spiral Mill Threading Insert - Unified - H23I8UNMT7 is a versatile spiral milling solution designed for unified tooling systems. It’s ideal for engineers, machinists, and workshop professionals who need efficient threading, end milling roughing, and finishing in a single tool.
The spiral design enables smooth cutting at high feed rates, delivering productive cycles whether you’re threading small components on compact machining centers or tackling heavy-duty milling on high-power machines. Spiral toolholders can hold 1 to 9 inserts in a comparatively small cutting diameter, and a unique clamping method ensures optimal indexability with reduced vibration and chatter for consistently high-quality finishes.
- Efficient spiral cutting for high-feed performance: The spiral design enables smooth cutting at high feed rates, reducing cycle times and boosting productivity across threading, roughing, and finishing tasks.
- Flexible insert indexing with compact toolholder: Spiral fluted toolholders accommodate 1 to 9 inserts in a small cutting diameter, with a unique clamping method that ensures reliable indexability and minimizes downtime.
- Durable MT7 Sub-Micron Inserts with TiN coating: MT7 Sub-Micron Grade with Titanium Nitride multi-layer coating (ISO K10-K20) delivers wear resistance and a reliable finish across all materials; this general-purpose grade is suitable for a wide range of applications.
This setup helps you complete more work in less time, with fewer tool changes and consistently good thread quality and surface finishes. The combination of a robust spiral design, dependable indexing, and universal MT7 inserts makes Carmex Spiral Mill Threading Inserts a dependable choice for both production environments and precise, on-demand machining.
| Application | Threading |
| Thread Form | UN |
| Internal or External | Internal |
| Insert Size | H23 |
| Pitch | 8 |
| Holder Code | SRH23… |
| Fig | 2 |
| UN | 1 3/16 - 1 5/16 |
| UNC | N/A |
| UNF | N/A |
| UNS | N/A |
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 Spiral Mill Threading Inserts - Unified
View full collection →You are viewing H23I8UNMT7. Click any other SKU to view its full details.
| Product SKU | Insert Size | Pitch | Price | Stock | Order |
|---|---|---|---|---|---|
| H13I16UNMT7 | H13 | 16 | £46.52 | 5 days | |
| H13I14UNMT7 | H13 | 14 | £46.52 | 5 days | |
| H13I12UNMT7 | H13 | 12 | £46.52 | 5 days | |
| H15I16UNMT7 | H15 | 16 | £46.52 | 5 days | |
| H15I14UNMT7 | H15 | 14 | £46.52 | 5 days | |
| H15I12UNMT7 | H15 | 12 | £46.52 | 5 days | |
| H15I10UNMT7 | H15 | 10 | £46.52 | 5 days | |
| H17I20UNMT7 | H17 | 20 | £46.52 | 5 days | |
| H17I16UNMT7 | H17 | 16 | £46.52 | 5 days | |
| H17I14UNMT7 | H17 | 14 | £46.52 | 5 days | |
| H17I12UNMT7 | H17 | 12 | £46.52 | 5 days | |
| H17I9UNMT7 | H17 | 9 | £46.52 | 5 days | |
| H19I12UNMT7 | H19 | 12 | £46.52 | 5 days | |
| H19I8UNMT7 | H19 | 8 | £46.52 | 5 days | |
| H23I32UNMT7 | H23 | 32 | £58.80 | 5 days | |
| H23I24UNMT7 | H23 | 24 | £48.14 | 5 days | |
| H23E20UNMT7 | H23 | 20 | £58.80 | 5 days | |
| H23I20UNMT7 | H23 | 20 | £48.14 | 5 days | |
| H23E18UNMT7 | H23 | 18 | £58.80 | 5 days | |
| H23I18UNMT7 | H23 | 18 | £48.14 | 5 days | |
| H23E16UNMT7 | H23 | 16 | £58.80 | 5 days | |
| H23I16UNMT7 | H23 | 16 | £48.14 | 5 days | |
| H23E14UNMT7 | H23 | 14 | £58.80 | 5 days | |
| H23I14UNMT7 | H23 | 14 | £48.14 | 5 days | |
| H23E12UNMT7 | H23 | 12 | £58.80 | 5 days | |
| H23I12UNMT7 | H23 | 12 | £48.14 | 5 days | |
| H23E10UNMT7 | H23 | 10 | £58.80 | 5 days | |
| H23I10UNMT7 | H23 | 10 | £58.80 | 5 days | |
| H23E8UNMT7 | H23 | 8 | £58.80 | 5 days | |
| H23I8UNMT7 Viewing | H23 | 8 | £48.14 | 5 days | |
| H23E7UNMT7 | H23 | 7 | £58.80 | 5 days | |
| H23I7UNMT7 | H23 | 7 | £48.14 | 5 days | |
| H28I12UNMT7 | H28 | 12 | £62.23 | 5 days | |
| H28I8UNMT7 | H28 | 8 | £62.23 | 5 days | |
| H28I6UNMT7 | H28 | 6 | £62.23 | 5 days | |
| H32E24UNMT7 | H32 | 24 | £62.23 | 5 days | |
| H32E20UNMT7 | H32 | 20 | £62.23 | 5 days | |
| H32I20UNMT7 | H32 | 20 | £50.96 | 5 days | |
| H32E18UNMT7 | H32 | 18 | £62.23 | 5 days | |
| H32I18UNMT7 | H32 | 18 | £50.96 | 5 days | |
| H32E16UNMT7 | H32 | 16 | £62.23 | 5 days | |
| H32I16UNMT7 | H32 | 16 | £50.96 | 5 days | |
| H32E12UNMT7 | H32 | 12 | £62.23 | 5 days | |
| H32I12UNMT7 | H32 | 12 | £50.96 | 5 days | |
| H32E8UNMT7 | H32 | 8 | £62.23 | 5 days | |
| H32I8UNMT7 | H32 | 8 | £50.96 | 5 days | |
| H32E6UNMT7 | H32 | 6 | £62.23 | 5 days | |
| H32I6UNMT7 | H32 | 6 | £50.96 | 5 days | |
| H32I5UNMT7 | H32 | 5 | £62.23 | 5 days | |
| H40I6UNMT7 | H40 | 6 | £69.10 | 5 days | |
| H40I4.5UNMT7 | H40 | 4.5 | £69.10 | 5 days | |
| H45I16UNMT7 | H45 | 16 | £56.58 | 5 days | |
| H45I12UNMT7 | H45 | 12 | £56.58 | 5 days | |
| H45I8UNMT7 | H45 | 8 | £56.58 | 5 days | |
| H45I6UNMT7 | H45 | 6 | £56.58 | 5 days | |
| H45I4.5UNMT7 | H45 | 4.5 | £69.10 | 5 days | |
| H45I4UNMT7 | H45 | 4 | £69.10 | 5 days | |
| H63I16UNMT7 | H63 | 16 | £56.58 | 5 days | |
| H63I12UNMT7 | H63 | 12 | £56.58 | 5 days | |
| H63I8UNMT7 | H63 | 8 | £56.58 | 5 days | |
| H63I6UNMT7 | H63 | 6 | £56.58 | 5 days | |
| H63I4UNMT7 | H63 | 4 | £69.10 | 5 days |
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