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Zick-Zack(2) Construction Sets

Zick-Zack(2) was a Meccano-like construction system. It was made in Germany in around 1938.

Manufacturer / Distributor

Wilhelm Krauss GmbH., Germany
Keim &Co., KG for Blechindustrie

Info from the Metal Constructional Systems Database for ZICK-ZACK [2] (Ref:Z-Z2)

Keim & Co.
System Type
Meccano principle but sig. differences
Boss Type
single-tapped (see comment *1)
Boss Thread
Diametrical Pitch of Gears
No. of Parts in System
40 (about) (see comment *2)
Hole Pitch (Spacing) (mm)
12.7 (see comment *3)
Diameter of holes in Strips(mm)
4.4 (see comment *4)
Diameter of the Bore in Bosses(mm)
Diameter of Axle Rods(mm)
3.5 (see comment *5)
Types of Nuts and Bolts
Nuts: hexagonal
Bolts: fillister (slotted)
(see comment *6)
Material/Finish of Nuts and Bolts
Steel with a Steel finish
(see comment *7)
Size of the Nuts across Flats (mm)
7.0(see comment *8)
Bolt diameter (mm)
8.0(see comment *9)

Normal parts but 14,18 holes Angle Girder; 5x2,4,5,9 holes Flanged Plate; 5x9h Flanged Plate with 3*5 cutout; 50mm 6 holes Disc; short Twisted Strip(s). Sharp cornered Plate(s), Angle Girder. *1& diameter. *2including Hole Punch. *3to 12.8. *4to 5.0. *5Al. *6*7*8*9& square nut and tapered cheesehead bolt plain steel; others possible.

Pages from the 'Other Systems Newsletter' which contain information on this system are shown below. They can also be downloaded to your computer if desired here

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Below there are manuals/leaflets and photos which can be downloaded by clicking on the appropriate image.

A Zick-Zack(2) manual
(Added 09/12/2018)

A Zick-Zack(2) manual
(Added 09/12/2018)

A Zick-Zack(2) model leaflet
(Added 09/12/2018)

A Zick-Zack(2) model leaflet
(Added 09/12/2018)

Various photos of the Zick-Zack(2) construction system
(Added 09/12/2018)

Photos of a Zick-Zack(2) set
(Added 12/03/2021)

Photos of another Zick-Zack(2) set
(Added 12/03/2021)