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ITP Straight Styli - Type B - Diamond Coated Ball - M3 XXT Thread x 40mm Overall Length - THM3DC1005040
| Styli Type | Type B |
| Thread Size | M3 XXT |
| Ball Diameter (DK) | 1 |
| Overall Length (L) | 40 |
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Description
The ITP Straight Styli Type B with a diamond-coated ball is a precision probing stylus built for reliable metrology and everyday measurement tasks. With a rigid tungsten carbide stem and a wear-resistant diamond-coated tip, it delivers consistent tactile feedback in demanding inspection environments.
- Top connection: M3 XXT thread at the head for secure mounting with compatible probing heads.
- Overall length: 40 mm from tip to base, designed for compact access in tight fixtures.
- Stem material: Tungsten carbide stem providing exceptional stiffness and dimensional stability; configurable as single- or multi-stepped designs.
- Tip material and coating: Diamond-coated silicon carbide ball offers superior hardness, wear resistance, and long service life.
- Ball size range: Standard ball sizes from Ø1.0 mm to Ø1.5 mm are included in this product group; other sizes available on request via configurator or by email.
This stylus is ideal for repeatable measurements where surface feedback and durability matter. The rigid stem reduces deflection for more accurate readings, while the diamond-coated tip minimizes wear, preserving accuracy over thousands of cycles. The 40 mm length and M3 XXT thread ensure compatibility with common probing setups, and the option to tailor the stem (single- or multi-stepped) and ball size lets you optimize for your fixture, material, and measurement strategy. Suitable for daily use in inspection labs, manufacturing QA, and metrology stations.
Part Numbers
- Protool Part Number
- ITP-THM3DC1005040
- 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.


