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Carmex Thread Turning Internal Insert - BSPT - Right Hand - 16IR19BSPTK20
| Thread Type | Internal |
| Thread Direction | Right Hand |
| Thread Form | BSPT |
| Pitch | 19 |
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Carmex Thread Turning Internal Insert - BSPT - Right Hand - 16IR19BSPTK20 is a compact, precision tool designed for internal threading tasks. The insert’s triangular, laydown geometry is built for reliability across a wide range of BSPT thread standards, making it a versatile choice for workshops, job shops, and production environments. In this image and product line, you’ll see a small, robust insert with a central hole, optimized for stable engagement and consistent results in internal threading operations.
- Broad BSPT thread compatibility: Designed to cover a wide range of BSPT standards, helping you reduce tool changes and keep inventory lean while handling many common internal threading tasks.
- Laydown triangular geometry for stable cuts: The laydown, triangular shape promotes smooth entry, effective chip control, and predictable performance from basic to more demanding threading jobs.
- Trusted worldwide quality: Part of an industry‑leading range recognized for reliability and consistent performance, giving you confidence on every project.
This insert is a practical, dependable choice for engineers, machinists, and hobbyists alike. By delivering versatile thread compatibility with a single, easy-to-manage tool, it helps streamline setups, reduce downtime from tool changes, and produce dependable internal BSPT threads across a variety of materials and applications.
Part Numbers
- Protool Part Number
- 16IR19BSPTK20
- Brand
- Carmex
- Category
- Thread Turning
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.



