pealikuti asetsevate detailide ühelt poolt liitmine, kui detailid surutakse teineteise vastu erikonstruktsiooniga TIG-põleti abil ja sulatatakse punktidena kokku läbi ülemise detaili (vt punktkaarkeevitus; vrd MIG-punktkeevitus; punktkeevitus), spot welding performed by gas tungsten arc welding (GTAW) in which spot weld starts on one surface of one member and burns through to the another member; fusion between the members occurs (see: arc spot welding; compare: gas metal arc spot welding; resistance spot welding)