Rare cased Luftwaffe Klemmlängenmesser FL68864 für Sprengnietung

Rare cased Luftwaffe Klemmlängenmesser FL68864 für Sprengnietung in excellent condition. This tool was used together to build aircraft parts. This tool was used measuring the material prior to riveting. The method for producing a lot of Luftwaffe airplanes was with Sprengnieten; this is a hollow, explosive rivet which was ignited to expand and fasten the rivet. Hard to find tool!