Please log in here to access all benefits, including promotional discounts and faster checkouts.


S25T-SDQCL-11 25mm Steel Shank Boring Bar, Left Hand, for DCMT11 Inserts, 108 Degree Approach, Screw On Clamp (Vortex)
| ISO Code | S25T-SDQCR-11 |
| Type | Steel Shank |
| Through Coolant | No |
| Shank Diameter | 25 |
Learn more about Klarna
Compatible inserts
The ones our customers buy most.Description
S25T-SDQCL-11 is a 25mm steel shank boring bar built for dependable, high-precision internal boring when used with DCMT11 inserts. Designed for left-hand cutting setups, it delivers rigid performance and reliable tool life in demanding turning applications.
- Diameter / shank size: 25 mm solid steel shank for enhanced rigidity and compatibility with standard tool posts.
- Left-hand orientation: Specifically engineered for left-handed machining to match common production setups.
- Insert compatibility: Optimized for DCMT11 turning inserts, enabling easy indexable tooling and consistent insert positioning.
- Approach angle: 108° approach angle to improve entry clearance, chip control, and cutting efficiency in boring operations.
- Clamp style: Screw On Clamp provides secure, repeatable clamping with quick tool changes and minimal runout.
- Construction: Robust solid steel construction designed for durability and long-lived performance in repetitive cutting workloads.
- Brand: Vortex, a trusted name in precision boring tools.
This boring bar is designed to deliver stable, accurate bores with DCMT11 inserts, reducing vibration and improving surface finish on interior surfaces. The combination of a 25mm steel shank, left-hand geometry, 108° approach, and a screw-on clamp creates a reliable, easy-to-maintain solution for production environments that require consistent bore quality and efficient tooling changes.
Part Numbers
- Protool Part Number
- PRO1600589
- Brand
- Vortex
- Category
- ISO Lathe Tool
Need cutting data? Call 01732 887334 or email sales@protool-ltd.co.uk.
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.



