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For 60 years KÖCO is globally active in the stud welding and connecting technology with their own production of stud welding machines, stud welding guns, welded studs, shear connectors and cold formed parts.

Stud welding machines

ELOTOP series

The stud welding machines of the ELOTOP series are performance-optimised for stud welding with drawn arc, highly economic and conceived by their equipment features for hard building site application and continuous operation


The KÖCO stud welding machines 905i and 1805i with inverter technic combine rising welding quality with low weight, small dimensions and high efficiency. Hence, they are suitable particularly for the mobile application or the stud welding on thin work pieces.

KST series

The new capacitor discharge devices KST 108 and KST 110 are suited especially for the welding of studs with a diameter of 3-10 mm on thin tins

Stud welding guns
inquiry data sheet data sheet data sheet

Wide range of stud guns available

Elotop Inverter KST data sheet