This 3/4 inch extension bar is designed to withstand demanding operating conditions and is made from high-quality CrV 50BV30 steel. The extension bar is 400 mm long, which provides excellent reach and power transmission when working in hard-to-reach places. The chrome plating and satin finish of the surface increase corrosion resistance and improve the aesthetics of the tool. The product complies with the DIN 3121 standard, ensuring compatibility and reliability. For very heavy duty use.
Features

Material: CrV 50BV30, provides durability and strength.
Length: 400mm.
Driver adapter size: 3/4" (19.0 mm).
Stem diameter: 22 mm.
Tool holder size: 3/4" (19.0 mm).
Outer diameter: 36 mm.
Surface finish: Chrome plated and satin finished.
Standard: DIN 3121.

Applications
This extension arm is a great accessory for automotive repair shops, industrial maintenance jobs, and other professional applications where extra reach is needed. It is suitable for use in heavy machinery and equipment maintenance, and other large installations where normal tools cannot reach.
Instructions
Attach the extension arm to the appropriate socket and tool, ensuring that all parts are firmly and securely in place. Use the extension arm as you would any other socket wrench, making sure that the work area is safe and that you wear protective equipment if necessary.
Warnings

Check the attachment of the extension arm and sockets before use and make sure they are securely fastened to each other.
Do not use the extension arm as a means of force; it is designed for torque transmission only.
Store the tool in a clean and dry place to prevent corrosion.