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ITP Knuckles - stainless steel Base Material - M4 Thread x 33mm Overall Length - GIM400009033
| Holder Type | Knuckles |
| Thread Size | M4 |
| Base Material | stainless steel |
| Overall Length (L) | 33 |
| Shank Diameter (DG) | 7 |
| DG1 | 7 |
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The ITP Knuckles rotatory adaptor is a precision metrology accessory designed for professionals who need flexible, accurate stylus orientation in rigid measurement setups. It offers precise angular positioning from 90° to 180°, enabling you to access hard-to-reach probing points with confidence.
- Base material: Stainless steel construction for durability and corrosion resistance in workshop environments.
- Thread: M4 external thread for straightforward integration with standard probes and fixtures.
- Overall length: 33 mm, providing a compact footprint for tight probing spaces.
- Angular range: Rotates between 90° and 180° to accommodate a variety of probing angles.
- Stylus orientation: Stylus can be rotated relative to the machine or workpiece coordinate system to align with probing geometry.
- Construction: Precision‑machined knuckle design delivers robust rigidity with minimal play.
- Part number: GIM400009033 for easy ordering and reference.
By enabling exact angular positioning and adjustable stylus orientation, the ITP Knuckles adaptor enhances measurement repeatability and reduces setup time in demanding metrology tasks. Its compact form and durable stainless steel build make it a reliable choice for tight-access probing, routine inspections, and process control in machine shops and inspection laboratories.
| Holder Type | Knuckles |
| Thread Size | M4 |
| Base Material | stainless steel |
| Overall Length (L) | 33 |
| Shank Diameter (DG) | 7 |
| DG1 | 7 |
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.


