East German DDR 5,6 -.22 Rimfire Kartuschen für Dübelsetzer (Dowelseater)

Made by VEB Sprengstofwerk 1, Schönebeck/Elbe. Cases partly with SB headstamp…
Selection of 3 different loads (yellow, red, and black). In December 1968 the designated typ of force was changed. See single pics…

Overview:

The lowest force yellow (till 30.11.1968) Force: MIttel = medium, was starting with 1.12.68 Schwach/weak, plain base, no hs, Toolblank crimped with starfold, nearly to closed Position

The up to 30.11.68 STRONG force red (till 30.11.1968) Force:stark= strong, was starting with 1.12.68 only mittel/medium, plain base, no hs, Toolblank crimped with starfold, wide open over red cardboard, see pic, and explanation of the changes of Forces in the pic for the black loading…
here the red:

and here the black load (before überstark/very strong, was starting with 1.12.68 named stark/strong.
See the attached explanation (square paper) in each new box…
Brass case with no crimp, black closing disc, but now SB headstamp on it.
The factory code for each was 201, each type was packed in reddish PlasteBoxes of 100 pieces each

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