WWII German Zt.Z.f SpBu 37 5 minute Mechanical Timer.

WWII German Zt.Z.f SpBu 37 5 minute Mechanical Timer, used with various demolition equipment. The Phenolic case is marked Zt.Z.f SpBu 37. It is approximately 40mm in diameter and 80mm tall and contains a metal clockwork device wound by a key which is located under the lid. It appears to be in good, working condition. The timer appears to be 1940 dated and has an inspection stamp, the case having a matching 1940 date.
INERT

Code: 9670