KÖCO (Köster & Co. GmbH)

KÖCO is a German company with over 70 years in stud welding technology: machines, guns, and industrial studs for multiple sectors.

Product lines

• ELOTOP+ and INVERTER stud welding machines: for studs from 2 mm up to 25 mm, high precision and process control.
• Ergonomic guns and equipment: Classic SK/K and ESP guns for repetitive studs with maximum comfort.
• Studs and welding connectors: variety of studs for industrial construction, automotive, naval, and bridges.

Brand advantages

• Company with over 70 years of experience in stud welding processes and industrial fastening technology.
• Constant innovation: new ELOTOP+ series, data analysis, and acquisition of HBS Group in 2025.
• Comprehensive technical services: calibration, training, maintenance, and international support from Germany and its service portal.

Recommended applications

• Bridge construction and engineering works with certified studs and dimensional control.
• Industrial welding in shipbuilding, railway, and metal prefabrication.
• Automated processes with control documentation included in ELOTOP+ machines.
• Centralized or mobile systems for advanced workshops and demanding technical projects.