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ITP Straight Styli - Type A - Ruby Ball - M5 Thread x 34mm Overall Length - NHM502511034
| Styli Type | Type A |
| Thread Size | M5 |
| Ball Diameter (DK) | 2.5 |
| Overall Length (L) | 34 |
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Description
The ITP Straight Styli Type A with Ruby Ball is a precision straight stylus designed for everyday metrology tasks. It’s built for technicians and engineers who rely on accurate, repeatable probing in CNC and CMM environments.
- Thread and length: M5 thread with a 34 mm overall length for straightforward integration into standard probing setups.
- Material: Extremely rigid carbide stem provides stiffness and durability under repetitive use.
- Contact ball: High-quality ruby ball available in sizes from Ø1.0 mm to Ø5.0 mm to suit different measurement surfaces and wear resistance.
- Product code: NHM502511034 for precise ordering and catalog reference.
- Customization: Other ruby-ball sizes can be requested via the configurator or by e-mail.
This straight stylus offers stable contact and minimal deflection, making it ideal for routine probing on coordinate measuring machines (CMM) and machine tools. The ruby ball enhances wear resistance and delivers repeatable contact geometry across multiple measurements, while the carbide shaft maintains dimensional stability even after extensive use. Whether you’re performing surface scans, edge checks, or routine calibration, this stylus delivers dependable performance with a straightforward setup.
Part Numbers
- Protool Part Number
- ITP-NHM502511034
- 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.


