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ITP Straight Styli - Type A - Silicon Nitride Ball - M5 Thread x 64.5mm Overall Length - TKM5S9011064
| Styli Type | Type A |
| Thread Size | M5 |
| Ball Diameter (DK) | 9 |
| Overall Length (L) | 64.5 |
| Shank Diameter (DG) | 11 |
| Measuring Length (ML) | 51.5 |
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The ITP Straight Styli Type A with a silicon nitride ball is a precision probe stylus designed for everyday measurement tasks, delivering reliable contact and repeatable data for CMM scanning on metal parts, including untreated aluminium.
- Ball material: Silicon nitride ball for exceptional hardness, wear resistance, and stable contact on challenging metal surfaces.
- Stem material: High-performance ceramic stem that is light and rigid, minimizing deflection during probing.
- Thread size: M5 threaded shank for quick, secure integration with standard fixtures.
- Overall length: 64.5 mm overall length provides balanced reach and tactile feedback during measurement.
- Ball size range: Part of a family offering ball sizes from Ø5.0 mm to Ø10.0 mm; other sizes can be requested via the configurator or by email.
With its combination of a lightweight yet stiff ceramic stem and a durable silicon nitride ball, this stylus delivers consistent contact geometry, reduced measurement drift, and longer service life on metal parts. The M5 connection ensures compatibility with a wide range of probing systems, while the 64.5 mm length offers comfortable reach for standard inspection tasks. This makes it a dependable choice for routine calibration, setup verification, and everyday data collection on untreated aluminium components.
| Styli Type | Type A |
| Thread Size | M5 |
| Ball Diameter (DK) | 9 |
| Overall Length (L) | 64.5 |
| Shank Diameter (DG) | 11 |
| Measuring Length (ML) | 51.5 |
| Neck Diameter (DS) | 6 |
| Stem Material | ceramic |
| Base Material | titanium |
| Prob Ball Material | silicon nitride |
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.


