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Carmex Thread Mills Solid Carbide With Chamfer - For Aluminium - UN (UNC UNF UNEF UNS) - 5/16 x 18 - UnCoated
| Thread Form | UN (UNC UNF UNEF UNS) |
| Size | 5/16 |
| Pitch | 18 |
| Diameter (D) | 6 |
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Description
The Carmex AMT Thread Mills deliver precise aluminum threading in a solid carbide tool, engineered for high-speed production and dependable surface finish. Designed for machinists who demand accuracy and reliability in UNC/UNF/UNEF/UNS thread formats, this 5/16 x 18 uncoated thread mill is built to perform.
- Thread size and compatibility: 5/16" diameter with 18 threads per inch, suitable for UNC/UNF/UNEF/UNS aluminum threads.
- Material and coating: Solid carbide with an uncoated cutting edge for sharp, consistent performance in aluminum.
- Shank type: Cylindrical shank for straightforward clamping; Weldon shank available upon request for added rigidity.
- Internal coolant bore: Integrated coolant channel provides effective cooling and chip evacuation during high-speed cuts.
- Chamfered lead-in design: Chamfer feature aids smooth thread initiation and helps minimize tool deflection for clean starts.
The AMT line is optimized for aluminum machining, combining precise edge geometry with efficient chip control to deliver superior thread quality and surface finish. Aimed at production environments, it reduces cycle times and downtime while maintaining consistent tolerances across runs. The combination of carbide hardness, uncoated edges, and internal cooling makes this thread mill a dependable choice for high-speed aluminum threading tasks, from prototypes to ongoing production.
Part Numbers
- Protool Part Number
- AMT1006C1718UN-CK20
- Brand
- Carmex
- Category
- Thread Mill
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 Solid Carbide Thread Mills For Aluminium - UN (UNC,UNF,UNEF) - With Cutting Chamfer (AMT-C)
View full collection →You are viewing AMT1006C1718UN-CK20. Click any other SKU to view its full details.
| Product SKU | Size | Pitch | Flute Length | Reach | Overall Length | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|
| AMT08048C1420UN-CK20 | 1/4 | 20 | 14.6 | 14.6 | 64 | £137.30 | 5 days | |
| AMT1006C1718UN-CK20 Viewing | 5/16 | 18 | 17.6 | 17.6 | 73 | £158.40 | 5 days | |
| AMT12074C2116UN-CK20 | 3/8 | 16 | 21.4 | 21.4 | 84 | £198.16 | 5 days |
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