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ITP Straight Styli - Type A - Ruby Ball - M3 XXT Thread x 50mm Overall Length - TCM304005050
| Styli Type | Type A |
| Thread Size | M3 XXT |
| Ball Diameter (DK) | 4 |
| Overall Length (L) | 50 |
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Description
Meet the ITP Straight Stylus Type A with Ruby Ball—a lightweight, rigid probing tool designed for metrology specialists who need long-reach accuracy. With a compact 50 mm overall length and a compatible M3 XXT thread, it’s built for reliable, repeatable measurements in tight fixtures.
- Thread: M3 XXT thread compatible with a wide range of probes and holders
- Overall Length: 50 mm for extended reach in confined spaces
- Stem Material: Carbon fiber for low weight and high rigidity
- Probe Ball: Ruby ball options from Ø3.0 mm to Ø12.0 mm for precise, durable contact
- Construction: Straight design minimizes deflection and delivers consistent probing behavior
- Customization: Other dimensions available on request via configurator or email
Designed to reduce inertia without compromising stiffness, this stylus enables faster probing cycles and steadier contact on delicate surfaces. The ruby ball delivers wear resistance and stable geometry, helping you achieve repeatable measurements across sessions. For projects requiring non-standard dimensions, additional options can be configured or requested by email, ensuring the right fit for your specific metrology setup.
Part Numbers
- Protool Part Number
- ITP-TCM304005050
- Brand
- ITP
- Category
- Styli
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.


