The TECNA Arm Bottom to suit 4648N is a replacement part designed for use with compatible TECNA spot welding machines. Manufactured by UNIMIG, this component ensures reliable performance and fitment for maintenance or repair applications within industrial welding environments.

This arm bottom is engineered to meet the requirements of professional fabricators and workshop technicians who need to maintain the operational efficiency of their spot welders. It is ideal for replacing worn or damaged components, helping to extend the service life of your equipment and minimise downtime.