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Carmex Internal Multiple Threading Insert holder - For Carbide External/Internal Threading Inserts - SR0100E40-4
| Insert Size | 40 |
| Shank Material | Steel |
| Reach | Shell Type |
| Overall Length | 70 |
| Minimum Bore Diameter | 100 |
| Flutes | 4 |
Learn more about Klarna
The Carmex Internal Multiple Threading Insert Holder SR0100E40-4 is a precision mill-thread tool holder designed for internal threading with carbide inserts. Built for CNC milling environments, it enables fast, multi-insert threading with dependable stability.
- Insert capacity: Holds 4–8 carbide threading inserts per holder for efficient, multi-tooth cutting.
- Compatibility: Part of Carmex's Mill-Thread line and designed for internal applications only.
- Model: SR0100E40-4
- Tooling economics: More cost-effective than traditional taps and dies for internal threading operations.
- Machining technique: Supports internal threading via CNC milling with helical interpolation to form precise threads.
The holder is built to maximize productivity by spreading wear across multiple inserts and enabling higher cutting speeds. It’s ideal for shops performing high-volume internal threading on parts like housings and threaded bores, where consistent thread quality and reduced downtime matter most.
| Insert Size | 40 |
| Shank Material | Steel |
| Reach | Shell Type |
| Overall Length | 70 |
| Minimum Bore Diameter | 100 |
| Flutes | 4 |
| Spigot Diameter | 32 |
| Insert Screw | S40 |
| Torx Key | K40 |
| Extension | 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 Internal Multiple Threading Insert holders - For Carbide External/Internal Threading Inserts
View full collection →You are viewing SR0100E40-4. Click any other SKU to view its full details.
| Product SKU | Insert Size | Overall Length | Minimum Bore Diameter | Flutes | Spigot Diameter | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|
| SR0063C21-5 | 21 | 50 | 63 | 5 | 22 | £407.52 | 5 days | |
| SR0063C30-4 | 30 | 50 | 63 | 4 | 22 | £407.52 | 5 days | |
| SR0080D30-4 | 30 | 55 | 80 | 4 | 27 | £438.84 | 5 days | |
| SR0080D40-4 | 40 | 65 | 80 | 4 | 32 | £438.84 | 5 days | |
| SR0100D30-4 | 30 | 60 | 100 | 4 | 32 | £461.54 | 5 days | |
| SR0100D30-8 | 30 | 60 | 100 | 8 | 27 | £509.50 | 5 days | |
| SR0100E40-4 Viewing | 40 | 70 | 100 | 4 | 32 | £461.54 | 5 days | |
| SR0100E40-6 | 40 | 70 | 100 | 6 | 32 | £313.54 | 5 days |
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