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ITP Straight Styli - Type T - Ruby Ball - Without Thread x 15.5mm Overall Length - KTM500501015
| Styli Type | Type T |
| Thread Size | Without |
| Ball Diameter (DK) | 0.5 |
| Overall Length (L) | 15.5 |
| Shank Diameter (DG) | N/A |
| Measuring Length (ML) | 2.5 |
Learn more about Klarna
The ITP Straight Styli Type T with a ruby ball tip is a non-threaded, flexible probing solution designed for precise measurement tasks when mounted in the appropriate clamp holder. Its compact 15.5 mm overall length fits into tight spaces while delivering repeatable contact on delicate surfaces.
- Tip material and sizes: Ruby ball tip range from Ø0.2 mm to Ø5.0 mm, enabling fine-detail probing for sensitive surfaces. Other sizes can be requested via the configurator or by e-mail.
- Shank material: Tungsten carbide stem for exceptional wear resistance and long-term stability.
- Threadless design: Without threads, providing high flexibility and effortless mounting with compatible clamps.
- Stem configuration: The carbide stem can be single- or multi-stepped to suit different measurement geometries.
- Overall length: 15.5 mm, offering a compact reach for features in constrained areas.
- Clamp compatibility: Designed for use with the appropriate clamp holder to ensure secure, repeatable probing.
This ruby-ball stylus delivers precise, repeatable contact while the tungsten carbide stem stands up to repeated probing. The threadless shank reduces mounting constraints, enabling quick setup and reliable performance across measurements. Ideal for micro-measurement, calibration, and delicate probing tasks where precision matters, this Type T ruby-ball stylus (KTM500501015) integrates smoothly with standard clamp holders for dependable alignment and results.
| Styli Type | Type T |
| Thread Size | Without |
| Ball Diameter (DK) | 0.5 |
| Overall Length (L) | 15.5 |
| Shank Diameter (DG) | N/A |
| Measuring Length (ML) | 2.5 |
| Neck Diameter (DS) | 1 |
| Stem Material | carbide |
| Base Material | N/A |
| Prob Ball Material | ruby |
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.


