Teng Tools 4 in Square Drive Extension Socket 100mm Overall M140021-C

Teng Tools M140021-C is a 4 inch square drive extension socket with an overall length of 100mm, designed for precise mechanical assembly and maintenance tasks. Made of durable chrome vanadium steel, this extension socket offers excellent strength and corrosion resistance essential for industrial, automotive, and general workshop use.

The satin finish provides a comfortable grip and minimizes slippage when attaching or detaching sockets. This extension bar features a ball bearing recess on the female end to securely grip ratchets or power bars, allowing effective torque transfer without slippage. The male end is fitted with a ball bearing socket retainer to hold sockets firmly during operation, preventing accidental release and improving safety.

Included is a metal socket clip compatible with socket rails, enabling organized storage and convenient access within toolkits. Constructed to meet DIN 3123 B standards, the extension socket ensures consistent quality for professional use.

This tool is ideal for industrial, manufacturing, automotive repair, and maintenance environments requiring reliable socket extensions for deeper or hard-to-reach fasteners. Its 100mm length makes it especially useful in tight or recessed assemblies.

Manufactured from chrome vanadium steel for high strength and corrosion resistance. Satin finish improves grip during socket handling. Ball bearing recess on the female end for secure ratchet attachment. Ball bearing socket retainer on male end for reliable socket holding.

Metal socket clip included for use with socket rails. Conforms to DIN 3123 B quality standard. 100mm overall length for extended reach. 4 inch square drive size for compatibility with matching ratchets and sockets. Explore the full range of Teng Tools Socket Accessories and extensions at EnvMart for your mechanical and workshop needs.