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

Omega Products Standard Reduction Sleeve - Slotted Boring Bar - Outside Diameter 25mm - Inside Diameter 16mm

SKU:OM20208

Omega Products Standard Reduction Sleeve for Slotted Boring Bars is a precision adapter designed to deliver reliable, repeatable performance in metalworking and machining tasks. It bridges betwee... Read more ↓
Outside Diameter25
Inside Diameter16
D132
L15
View all specifications ↓
£18.35
Prices shown ex. VAT
In Stock— 50+ available
View Other Sizes →
Free delivery over £50 ex VAT
Secure checkout
14-day returns
30+ years expertise
Klarna
Pay in 3 interest-free instalments. No extra cost if paid on time. 18+ only.
Learn more about Klarna
Speak to our team
01732 887334
Mon – Thurs 8:30 – 17:30 · Fri 8:30 – 16:30

Description

Omega Products Standard Reduction Sleeve for Slotted Boring Bars is a precision adapter designed to deliver reliable, repeatable performance in metalworking and machining tasks. It bridges between your slotted boring bar and tooling components, helping you achieve tight tolerances and consistent results. Ideal for engineers, technicians, and hobbyists who value accuracy with straightforward setup.

With an outside diameter of 25 mm and an inside diameter of 16 mm, this reduction sleeve ensures a secure, true-fitting interface. Crafted from high-quality materials, it is built to endure daily workshop use and maintain precise alignment through many cycles of setup and cutting. The slotted design adds versatility, making it compatible with a range of slotted boring bars for flexible configurations.

  • Precise, repeatable fit for slotted boring bars: The design delivers accurate alignment and consistent results, reducing setup time and scrap on each job.
  • Durable, high-quality materials: Built to withstand daily shop use, resist wear, and hold tolerance over long service life.
  • Versatile and easy to match: The slotted sleeve works with a range of slotted boring bars, simplifying inventory and enabling quick tool changes.

This reduction sleeve helps you streamline setups, minimize runout, and improve surface finish across a variety of machining projects. By delivering a solid, dependable interface between your boring bar and tooling, it supports faster changeovers, steadier cuts, and more predictable results—every time you reach for it in the shop.

Part Numbers

Protool Part Number
OM20208
Brand
Omega
Category
Boring Bar Sleeve
No downloads are attached to this product yet.
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.

Ask our technical team about this tool

Not sure if this is the right tool for your job? Ask us about speeds and feeds, material suitability, holders or alternatives — 30+ years of machining experience on the other end.

Prefer to talk? Call 01732 887334 — Mon–Thurs 8:30–17:30, Fri 8:30–16:30.

Full Range: Omega Products Standard Reduction Sleeves - Slotted Boring Bar

View full collection →

You are viewing OM20208. Click any other SKU to view its full details.

Product SKUOutside DiameterInside DiameterD1L1L2L3L4WFormPriceStock Order
OM20201 1610225403237A£14.91 In Stock
OM20204 2012265504239A£16.07 In Stock
OM19188 25143255042310A£18.35 In Stock
OM20208 Viewing25163255042310A£18.35 In Stock
OM19190 25183255042310A£18.35 In Stock
OM19191 25203255042310A£18.35 In Stock
OM20212 32163856052310A£20.64 In Stock
OM20213 32203856052310A£20.64 In Stock
OM20214 32253856052310A£20.64 In Stock
OM20218 40164858577212A£22.95 In Stock
OM20219 40204858577212A£22.95 In Stock
OM20220 40254858577212A£22.95 In Stock
OM20221 40324858577212A£22.95 In Stock
OM20222 50165889280412A£67.68 In Stock
OM20223 50205889280412A£67.68 In Stock
OM20224 50255889280412A£67.68 In Stock
OM20225 50325889280412A£67.68 In Stock
OM20226 50405889280412A£67.68 In Stock

Other sizes in this range

with tools we think you'll like
All 18 →