Please log in here to access all benefits, including promotional discounts and faster checkouts.

ITP Straight Styli - Type A - Ruby Ball - M2 Thread x 20.5mm Overall Length - THM201003020
| Styli Type | Type A |
| Thread Size | M2 |
| Ball Diameter (DK) | 1 |
| Overall Length (L) | 20.5 |
Learn more about Klarna
Description
Meet the ITP Straight Stylus Type A with Ruby Ball — a precision probing accessory built for metrology, inspection, and everyday measurement tasks. Designed for professionals who need reliable, repeatable contact in tight workholding, this ruby-ball stylus delivers consistent performance across demanding workflows.
- Type: Straight stylus designed for everyday standard use, with a compact 20.5 mm overall profile.
- Tip: Ruby ball tip available in high-quality diameters from Ø0.5 mm to Ø5.0 mm for versatile probing options.
- Core material: Carbide stem providing exceptional rigidity and stability under repeated contact.
- Thread: M2 threaded connection for secure attachment to common probing interfaces.
- Length: 20.5 mm overall length offers a balanced, unobtrusive probing footprint.
- Product code: THM201003020 — Type A configuration of ITP Straight Styli with Ruby Ball.
- Customization: Additional ruby-ball sizes can be requested via the configurator or by email to fit specific measurement needs.
The carbide stem and premium ruby ball work together to deliver durable performance and precise contact geometry. The ruby ball minimizes wear on the tip and surrounding surfaces, helping maintain consistent touchpoints across measurement cycles. With its straight design and secure M2 thread, this stylus is well-suited for routine CMM probing, fixture setup, and routine calibration tasks in busy production environments.
Part Numbers
- Protool Part Number
- ITP-THM201003020
- 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.


