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

Omega Products Standard Reduction Sleeve - Grub Screw Boring Bar - Outside Diameter 16mm - Inside Diameter 8mm
| Outside Diameter | 16 |
| Inside Diameter | 8 |
| D1 | 22 |
| L1 | 5 |
| L2 | 40 |
| Form | B |
Learn more about Klarna
Omega Products Standard Reduction Sleeve for Grub Screw Boring Bars provides a precise, concentric interface for 16 mm outer diameter bars with an 8 mm bore. Ideal for engineers, machinists, tradespeople, hobbyists, and DIY enthusiasts, it helps improve accuracy and reliability in boring and milling operations by delivering a consistent fit between the bar and its holder.
- Exact 16 mm / 8 mm fit: Ensures a precise, concentric connection between the boring bar and accessory, reducing runout and improving hole quality.
- Durable, reliable construction: Built to withstand repeated clamping and heavy use, helping you maintain accuracy and extend tool life over time.
- Easy swapping across tools: Designed to fit a range of grub screw boring bars, enabling quick changes and minimizing downtime in busy workshop environments.
Using this reduction sleeve translates to tighter tolerances, smoother tool changes, and more consistent results across jobs. It supports stable tool alignment, reduces rework, and helps your workflow run efficiently from setup to finish.
| Outside Diameter | 16 |
| Inside Diameter | 8 |
| D1 | 22 |
| L1 | 5 |
| L2 | 40 |
| Form | B |
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: Omega Products Standard Reduction Sleeves - Grub Screw Boring Bar
View full collection →You are viewing OM20200. Click any other SKU to view its full details.
| Product SKU | Outside Diameter | Inside Diameter | D1 | L1 | L2 | Form | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|
| OM20200 Viewing | 16 | 8 | 22 | 5 | 40 | B | £14.91 | In Stock | |
| OM20202 | 20 | 8 | 26 | 5 | 50 | B | £16.07 | In Stock | |
| OM20203 | 20 | 10 | 26 | 5 | 50 | B | £16.07 | In Stock | |
| OM19184 | 25 | 6 | 32 | 5 | 50 | B | £18.35 | In Stock | |
| OM20205 | 25 | 8 | 32 | 5 | 50 | B | £18.35 | In Stock | |
| OM20206 | 25 | 10 | 32 | 5 | 50 | B | £18.35 | In Stock | |
| OM20207 | 25 | 12 | 32 | 5 | 50 | B | £18.35 | In Stock | |
| OM19193 | 32 | 6 | 38 | 5 | 60 | B | £20.64 | In Stock | |
| OM20209 | 32 | 8 | 38 | 5 | 60 | B | £20.64 | In Stock | |
| OM20210 | 32 | 10 | 38 | 5 | 60 | B | £20.64 | In Stock | |
| OM20211 | 32 | 12 | 38 | 5 | 60 | B | £20.64 | In Stock | |
| OM20109 | 40 | 6 | 48 | 5 | 85 | B | £22.95 | In Stock | |
| OM20215 | 40 | 8 | 48 | 5 | 85 | B | £22.95 | In Stock | |
| OM20216 | 40 | 10 | 48 | 5 | 85 | B | £22.95 | In Stock | |
| OM20217 | 40 | 12 | 48 | 5 | 85 | B | £22.95 | In Stock |
No products match your filters.


