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ITP Straight Styli - Type A - Ruby Ball - M3 Thread x 23.5mm Overall Length - TIM3050R4023
| Styli Type | Type A |
| Thread Size | M3 |
| Ball Diameter (DK) | 5 |
| Overall Length (L) | 23.5 |
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Description
ITP Straight Stylus – Type A with a ruby ball is a precise, budget-friendly solution for daily metrology tasks. Designed for CMM probing, it combines a robust stainless steel stem with a ruby ball tip to deliver reliable tactile measurements in tight spaces.
- Type: Straight stylus, Type A
- Thread size: M3 (male) for quick, secure mounting on star styli clamps
- Ball diameter: 5.0 mm ruby ball
- Overall length: 23.5 mm
- Measuring length: 13.5 mm
- Stem and base material: Stainless steel for high rigidity and durability
- Ball material: Ruby, offering wear resistance and stable contact in tactile measurements
This ruby-ball stylus is part of a family designed to cover a range of probing needs where durability and consistent contact matter most. Ruby balls provide reliable performance across a variety of features, making this Type A stylus suitable for routine inspections, production metrology, and applications requiring repeatable probing in 3D measurement scenarios. For different probing tasks, ruby sphere diameters from 1.0 mm up to 6.0 mm are available in this ruby-ball lineup, allowing you to select the right balance of contact area and precision without changing your clamping setup.
Part Numbers
- Protool Part Number
- ITP-TIM3050R4023
- 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.


