The new compact SK-5AN stud welding head with small-sized, slim design and low weight has a unique and patented semi- and fully automatic stud feed system (Pat. No. 0406459). The SK-5AN welding head can be easily and rapidly converted to other stud diameters. Possible jams caused by studs are instantly detectable and can be immediately eliminated due to free accessibility. All connections are pluggable and thus easy to maintain and to install. The SK-5AN stud welding head is ideal for connection to stationary machining centres, CNC machines, robots, handling systems etc.