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S20S-SDUCL-11 20mm Steel Shank Boring Bar, Left Hand, for DCMT11 Inserts, 93 Degree Approach, Screw On Clamp (Vortex)
| ISO Code | S20S-SDUCL-11 |
| Type | Steel Shank |
| Through Coolant | No |
| Shank Diameter | 20 |
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Compatible inserts
The ones our customers buy most.Description
Meet the S20S-SDUCL-11: a 20mm steel shank boring bar built for left‑hand turning with DCMT11 inserts. Its screw‑on clamp and a 93° approach angle deliver stable, repeatable bore quality in precision machining applications.
- Shank size: 20 mm solid steel shank for rigidity and compatibility with common tool holders.
- Left-hand configuration: specifically designed for left‑hand turning operations.
- Insert compatibility: designed for DCMT11 style turning inserts to cover a range of boring and finishing tasks.
- Clamp system: Screw On Clamp provides quick, secure insert seating and easy changes.
- Approach angle: 93° approach angle optimized for cutting geometry and efficient chip evacuation.
- Construction: solid steel construction delivers stiffness and durability for demanding machining environments.
- Brand alignment: part of the Vortex SDUCL family, engineered for reliable performance in precision boring.
This boring bar is designed to deliver consistent hole diameters and smooth finishes by minimizing tool deflection and chatter. The quick‑change screw‑on clamp reduces setup downtime, making it suitable for production runs and shops that value repeatability. With its 93° approach and left‑hand orientation, it excels in internal boring and finishing passes on a range of workpieces, helping you achieve precise, repeatable results with DCMT11 inserts.
Part Numbers
- Protool Part Number
- PRO1600550
- 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.



