Rikä 9pc Metric Long Ball-End Hex Key Set - 9 Piece
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B&QB&Q - Rikä 9Pc Crv Metric Long Ball-End Hex Key SetLong Arm Ballpoint Hex Keys For Trade And Diy
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Product Information
Full details
The Rikä 9pc Metric Long Ball-End Hex Key Set is an essential tool kit for professional tradespeople and home DIY enthusiasts who need reliable access to metric fasteners in varied environments. Featuring a long-arm design and ball-end tips, this set excels at turning screws in cramped or recessed areas where standard keys fail; however, users should exercise caution with the ball-end tips when applying maximum torque to avoid stripping bolt heads.
All features
| Model Part Number | 1386260 |
|---|---|
| Brand | Rikä |
Extended Product Information
FAQs
What is the primary advantage of the ball-end tip?
The ball-end tip allows you to turn bolts at an angle of up to 25 degrees, which is perfect for working in confined spaces.
Are these keys suitable for professional use?
Yes, they are engineered for durability and are suitable for both professional trades and intensive DIY projects.
Can I use these on imperial (SAE) fasteners?
No, these are specifically sized for metric fasteners. Using them on imperial bolts may result in stripping the bolt head.
How should I store this set?
Keep them in a cool, dry place. If they came with a storage rack or sleeve, use it to ensure all keys remain organized and accounted for.
Is it safe to use the ball-end for high-torque tasks?
It is recommended to use the flat short-arm end for high-torque applications, as the ball-end has less surface contact and is more prone to slipping under extreme pressure.
Troubleshooting
The ball-end slips out of the bolt head
Ensure you are using the correct size key; if the fit is loose, try the next size up or check if the bolt socket is filled with debris.
Difficulty reaching maximum torque
Switch from the ball-end to the flat short-arm end for a more secure connection, or use a cheater bar if you need extra leverage.
Tool shows signs of surface rust
Lightly sand the affected area with fine-grit steel wool and apply a light machine oil to prevent further corrosion.
Pros and Cons
Pros
- Ball-end design allows for off-axis rotation
- Extended length provides superior reach and leverage
- Comprehensive selection of common metric sizes
- Robust construction suitable for professional environments
Cons
- Ball-end tips can strip bolts if over-torqued
- Lack of a fold-out handle may make storage for some users difficult
- Not suitable for high-torque applications where a straight-end is required
Setup, Compatibility & Care
These hex keys are compatible with all standard metric hexagonal fasteners. To maintain the life of your tools, store them in a dry, low-humidity environment to prevent surface oxidation. After working in oily or greasy conditions, wipe the keys down with a clean, dry cloth to remove debris. If you are applying extreme torque to a stubborn bolt, prioritize using the flat (short-arm) end of the key rather than the ball-end to maximize surface contact and prevent cam-out.