| Management number | 229294810 | Release Date | 2026/05/31 | List Price | US$4,120.40 | Model Number | 229294810 | ||
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"The Ko‑ken 10400A-8 3.1/2 Sq. Dr. Socket is designed for large fastener applications requiring precise engagement and controlled operation. Measuring 8in with a 3.1/2in square drive, it provides secure contact with bolts and nuts, helping reduce slipping during use. Its 250mm length allows access to recessed or hard-to-reach fasteners while maintaining steady handling. The 6‑point design delivers firm engagement with hex fasteners, supporting reliable torque transfer for tightening or loosening tasks. Suitable for industrial, automotive, and machinery maintenance, this socket works effectively where standard sockets cannot reach. Its size and design make it a practical addition to professional toolkits, offering consistent operation and handling for large fasteners."
| ASIN | B004IKU2DS |
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| Brand Name | Ko-ken |
| Drive System | Hex |
| Manufacturer | 山下工業研究所 |
| Model Number | 10400A-8 |
| Number of Pieces | 1 |
| Manufacturer Part Number | 10400A-8 |
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