The surgical needle holders or tweezers of ductile metal are soldered to a hard metal insert provided with a solder-wettable metallic surface layer. A surgical needle holder or a pair of surgical tweezers of ductile metal is provided with a hard metal insert (7) which has a solder-wettable metallic surface interlayer soldered by a solder layer of melting temperature /}450 deg C to the ductile metal. An Independent claim is also included for a method of soldering a surgical needle holder or a pair of surgical tweezers of ductile metal to a hard metal insert.