The Bernardo GT 12 quick-change chuck is a professional machine tool accessory available from Krollit, an official Bernardo distributor since 2007.
- Standard: DIN 371 / DIN 376
- Body diameter: 19 mm
- Connection: GT 12
- Thread size: M4
- Dimensions: 4.5 x 3.4 mm
- Safety clutch: Adjustable, integrated
Who uses the GT 12 quick-change chuck and for what purpose?
Users who own a compatible machine install the GT 12 quick-change chuck as an original accessory to extend functionalities or replace worn components.
Its place in the Bernardo range
The Bernardo GT 12 quick-change chuck is part of Bernardo's range of machine tool accessories, distributed in Italy by Krollit since 2007. The Bernardo range includes models of various categories and performances: to choose the right machine for your use case, you can consult the Bernardo catalog on Krollit or contact customer support for assistance with selection.
Krollit logistics and support
Shipping in 3-5 business days from Krollit warehouse for spare parts and accessories. Customer support in Italian available for technical documentation and compatibility verification with the reference machine. Krollit has been an official distributor since 2007.
Who is the GT 12 quick-change chuck for?
The GT 12 quick-change chuck is recommended for the following professional profiles:
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Users who own a compatible machine: original accessory to extend the functionalities of the specified machine.
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Workshops with specific setup needs: component for particular machining operations or increased precision.
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Compatibility with machines of other brands or models: verify machine model and specifications before purchase.
Technical specifications
| Standard |
DIN 371 / DIN 376 |
| Body diameter |
19 mm |
| Connection |
GT 12 |
| Thread size |
M4 |
| Dimensions |
4.5 x 3.4 mm |
| Origin |
Austria |
| Safety clutch |
Adjustable, integrated |
| Maintenance |
Maintenance-free |
Frequently Asked Questions
Which machine is it compatible with?
Check the machine model indicated in the title or description. Krollit only supplies original accessories for the machines in its catalog.
If in doubt about compatibility, contact Krollit customer support providing the machine's serial number.
Is it an original spare part?
Yes, Krollit has been an official Bernardo distributor since 2007 and only supplies original accessories from the manufacturer.
Non-original accessories can compromise the machine's warranty and safety. It is recommended to always use manufacturer-certified components.
What are the delivery times?
Shipping in 3-5 business days from Krollit warehouse.
For out-of-stock accessories, procurement times from the manufacturer can be 2-4 weeks. Check availability before ordering.
Can it be assembled independently?
For simple accessories, yes; for components requiring adjustments or calibrations, the intervention of a qualified technician is recommended.
Krollit provides original Bernardo technical documentation for correct assembly.
Is there a warranty?
Yes, manufacturer's warranty according to legal terms. The warranty becomes void if the accessory is installed on incompatible machines.
Keep the invoice as proof of purchase. For warranty claims, contact Krollit customer support.
