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ITP Straight Styli - Type A - Silicon Nitride Ball - M5 Thread x 55mm Overall Length - THM5S7011055/K
| Styli Type | Type A |
| Thread Size | M5 |
| Ball Diameter (DK) | 7 |
| Overall Length (L) | 55 |
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Description
ITP Straight Stylus Type A with Silicon Nitride Ball is a robust probing accessory designed for everyday standard measurement tasks. Its carbide stem provides exceptional rigidity and repeatable contact, while the silicon nitride ball enhances durability when scanning surfaces, including untreated aluminum.
- Tip material: Silicon nitride ball for wear resistance and smooth, reliable contact on metal workpieces.
- Stem construction: Extremely rigid carbide stem to minimize deflection across a wide range of dimensions.
- Thread size: M5 thread for secure, quick mounting on compatible probes and extensions.
- Overall length: 55 mm, offering versatile reach for accessing tight features and recessed areas.
- Ideal application: Suited for everyday standard use and particularly effective when scanning untreated aluminum parts.
This straight stylus supports repeatable, high-precision measurements in common inspection tasks. The combination of a stiff carbide body and a durable silicon nitride ball helps maintain accurate contact, reduces wear over time, and integrates smoothly into existing metrology workflows. Ideal for fixture checks, surface scanning, and feature verification, it delivers reliable performance in a compact, easy-to-use package.
Part Numbers
- Protool Part Number
- ITP-THM5S7011055/K
- 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.


