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Omega Products ER32 Collet Standard Precision - 10 Micron Run-Out - 10mm - 9mm
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Description
Experience precision you can trust with the Omega ER32 Collet Standard Precision. Designed to hold round shank tooling securely in an ER32 collet chuck, this collet delivers consistent performance across everyday milling, drilling, and reaming tasks. The 9–10 mm shank range makes it a versatile choice for a wide variety of tools you rely on in the shop.
Key to its real-world impact is the 10 micron (0.01 mm) run-out. That level of concentricity keeps your cutter centered through each pass, minimizing deflection, preserving sharpness, and delivering tighter tolerances on every cut. In practice, you’ll notice smoother finishes, fewer rework passes, and more predictable results when you’re working with small-diameter tooling or tight tolerance features.
What makes this ER32 collet stand out:
- 10 micron run-out for exceptional concentricity and repeatable accuracy
- Secure grip on 9–10 mm round shank tooling, ensuring reliable performance through demanding cycles
- Precision geometry that reduces tool deflection under load, enhancing surface finish and dimensional stability
- Suitable for a broad range of machining operations: milling, drilling, reaming, and light finishing
- Built for dependable performance in standard workshop environments, ready to pair with your ER32 chuck
Ideal for engineers and machinists who value consistency as much as speed, this collet keeps your tools centered so you can focus on the cut rather than rechecking setups. Whether you’re producing batches of parts or crafting a precise feature in a single piece, the Omega ER32 Collet Standard Precision helps you achieve repeatable results with less guesswork.
Compared to broader tool-holding options, this ER32 collet emphasizes concentricity and grip integrity at every stage of the toolpath, helping you maintain tight tolerances over longer runs. Pair it with quality end mills, drills, or reamers in a compatible ER32 chuck to unlock steadier feeds and better surface quality.
Designed for longevity, keep the interface clean, follow standard tightening practices, and inspect for wear or scoring to preserve accuracy over time.

Part Numbers
- Protool Part Number
- OM32257
- Brand
- Omega
- Category
- ER Collet
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.
Full Range: Omega Products ER32 Collets Standard Precision - 10 Micron Run-Out
View full collection →You are viewing OM32257. Click any other SKU to view its full details.
| Product SKU | Collet Size | Clamping Size | Price | Stock | Order |
|---|---|---|---|---|---|
| OM32268 | ER32 | 1.0-0.5 | £13.65 | In Stock | |
| OM32269 | ER32 | 1.5-1.0 | £13.65 | In Stock | |
| OM32249 | ER32 | 2.0-1.5 | £11.80 | In Stock | |
| OM32270 | ER32 | 2.5-2.0 | £11.46 | In Stock | |
| OM32250 | ER32 | 3.0-2.0 | £5.96 | In Stock | |
| OM32271 | ER32 | 3.5-2.5 | £10.37 | In Stock | |
| OM32251 | ER32 | 4.0-3.0 | £5.96 | In Stock | |
| OM32272 | ER32 | 4.5-3.5 | £10.37 | In Stock | |
| OM32252 | ER32 | 5.0-4.0 | £5.96 | In Stock | |
| OM32253 | ER32 | 6.0-5.0 | £5.96 | In Stock | |
| OM32254 | ER32 | 7.0-6.0 | £5.96 | In Stock | |
| OM32255 | ER32 | 8.0-7.0 | £5.96 | In Stock | |
| OM32256 | ER32 | 9.0-8.0 | £5.96 | In Stock | |
| OM32257 Viewing | ER32 | 10.0-9.0 | £5.96 | In Stock | |
| OM32258 | ER32 | 11.0-10.0 | £5.96 | In Stock | |
| OM32259 | ER32 | 12.0-11.0 | £5.96 | In Stock | |
| OM32260 | ER32 | 13.0-12.0 | £5.96 | In Stock | |
| OM32261 | ER32 | 14.0-13.0 | £5.96 | In Stock | |
| OM32262 | ER32 | 15.0-14.0 | £5.96 | In Stock | |
| OM32263 | ER32 | 16.0-15.0 | £5.96 | In Stock | |
| OM32264 | ER32 | 17.0-16.0 | £5.96 | In Stock | |
| OM32265 | ER32 | 18.0-17.0 | £5.96 | In Stock | |
| OM32266 | ER32 | 19.0-18.0 | £5.96 | In Stock | |
| OM32267 | ER32 | 20.0-19.0 | £5.96 | In Stock | |
| OM33052 | ER32 | 21.0-20.8 | £18.52 | In Stock | |
| OM33053 | ER32 | 22.0-21.8 | £18.52 | In Stock | |
| OM33054 | ER32 | 23.0-22.8 | £18.52 | In Stock | |
| OM33055 | ER32 | 24.0-23.8 | £18.52 | In Stock | |
| OM32273 | ER32 | 25.0-24.0 | £17.99 | In Stock |
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