Facom 3/8 Inch Drive Socket - 1/4 Inch AF
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eBayFacom J.1/4 3/8″ Imperial Bi Hexagon (12 Point) Socket 1/4″ AF
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Product Information
Full details
The Facom J.1/4 is a professional-grade 3/8-inch drive socket engineered for mechanics and technicians who demand precision in high-torque environments. Its 12-point bi-hexagon profile allows for easier engagement with fasteners in tight spaces, though users should be aware that it is designed specifically for AF (Across Flats) imperial fasteners and will not fit metric bolts.
All features
| Model Part Number | J.1/4 |
|---|---|
| Brand | Facom |
Extended Product Information
FAQs
Is this socket compatible with 1/2-inch drive ratchets?
No, this is a 3/8-inch drive socket. You would need an adapter to use it with a 1/2-inch drive tool.
Can I use this socket with an impact wrench?
No, this socket is intended for manual torque applications only. Impact use can damage the socket.
Does 12-point mean it fits metric fasteners too?
No, the 12-point design refers to the internal shape of the socket. You must use the correct size (1/4-inch AF) for your specific fastener.
How do I clean the socket if it gets covered in heavy grease?
Use a standard workshop degreaser and a cloth. The chrome finish is designed to be easily wiped clean.
Is this a deep or shallow socket?
At 27mm, this is a standard length socket, commonly referred to as a shallow or regular socket.
Troubleshooting
Socket slips off the fastener
Ensure the fastener is 1/4-inch AF and not a metric size. Confirm the socket is pushed fully onto the bolt head.
Surface shows signs of rust
Clean the socket with a light degreaser, dry thoroughly, and apply a thin layer of machine oil before storage.
Tight fit on the ratchet drive
Check the ratchet's drive square for debris or burrs and ensure the ball detent on the ratchet is operating correctly.
Pros and Cons
Pros
- Precision-engineered for professional mechanical work
- 12-point profile reduces the swing angle required for tightening
- Corrosion-resistant chrome finish is easy to wipe clean
- High structural integrity for long-term durability
Cons
- Not suitable for metric fasteners
- Does not include a quick-release locking mechanism
- Requires a compatible 3/8-inch drive handle
Setup, Compatibility & Care
To use the socket, simply attach it to any standard 3/8-inch drive ratchet, extension bar, or torque wrench. Ensure the socket is fully seated on the fastener before applying force to prevent slipping or rounding the edges of the bolt. To maintain the tool, wipe it down with a clean, dry cloth after each use to remove oils and solvents. Store in a dry environment or a dedicated tool organizer to prevent surface moisture from affecting the chrome finish. Do not use this socket with impact tools, as it is designed for manual torque applications.