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ITP Straight Styli - Type A - Ruby Ball - M3 XXT Thread x 42mm Overall Length - TCM303005042
| Styli Type | Type A |
| Thread Size | M3 XXT |
| Ball Diameter (DK) | 3 |
| Overall Length (L) | 42 |
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Description
The ITP Straight Styli – Type A – Ruby Ball is a precision probing accessory designed for metrology and inspection tasks that demand a light, rigid contact tool. It’s ideal for technicians needing a long, straight stylus with dependable performance in demanding measurement setups.
- Thread: M3 XXT thread for secure, compatible mounting in standard probe heads
- Overall Length: 42 mm, providing extended reach in tight or recessed areas
- Material: Carbon fibre stem delivering high stiffness with minimal weight
- Ball: Ruby ball mounted for wear resistance and stable contact geometry; available in Ø3.0 mm to Ø12.0 mm
- Type: Type A configuration within the ITP straight styli family
- Customization: Additional dimensions can be requested via the configurator or by e-mail
This combination of ultra-light weight and rigid carbon fibre minimizes deflection during probing, helping to achieve repeatable, accurate measurements even in challenging setups. The ruby ball provides a durable, low-friction contact surface that enhances measurement stability and extends tip life across repetitive inspections. Perfect for coordinating measuring machines (CMM) probing, PCB fixture checks, and precision micro-feature inspection where consistent tip geometry matters.
Part Numbers
- Protool Part Number
- ITP-TCM303005042
- 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.


