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ITP Straight Styli - Type C - Ruby Ball - M5 Thread x 32mm Overall Length - FHM501511032
| Styli Type | Type C |
| Thread Size | M5 |
| Ball Diameter (DK) | 1.5 |
| Overall Length (L) | 32 |
| Shank Diameter (DG) | 11 |
| Measuring Length (ML) | 12 |
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ITP Straight Styli Type C with Ruby Ball is a high-precision probing stylus designed for metrology, inspection, and CMM work. Built for reliability in tight fixtures, it combines a rigid tungsten carbide stem with accurately sized ruby contact balls for repeatable measurements.
- Design: Straight stylus with a stepped, hardened body for stable alignment during probing.
- Material and rigidity: Tungsten carbide stem delivers exceptional rigidity and wear resistance in demanding measurement tasks.
- Ruby contact ball: High-quality ruby ball available in Ø1.35 mm to Ø2.50 mm for precise contact and repeatable readings.
- Thread: M5 thread enables secure mounting with compatible probe interfaces.
- Overall length: 32 mm overall length fits compact measuring setups.
- Custom sizing: Other ruby ball diameters and configurations are available on request via configurator or by email.
With its rigid tungsten carbide stem and precisely ground ruby ball, this stylus provides stable, repeatable contact across measurement sessions. The compact 32 mm length and M5 mounting simplify integration into existing probing systems, helping reduce setup time and calibration drift. The ability to select ruby ball diameters from Ø1.35 mm to Ø2.50 mm lets you tailor the touch point to your part geometry and probing strategy, while custom sizing options ensure you can meet unique metrology requirements.
| Styli Type | Type C |
| Thread Size | M5 |
| Ball Diameter (DK) | 1.5 |
| Overall Length (L) | 32 |
| Shank Diameter (DG) | 11 |
| Measuring Length (ML) | 12 |
| Neck Diameter (DS) | 1 |
| Stem Material | carbide |
| Base Material | stainless steel |
| 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.


