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Mac et Nick Construction Sets

Mac et Nick was a construction system which used eyelet rivets as well as nuts and bolts to make joints. It was produced in France from the late 1940s to the 1960s.

Manufacturer / Distributor

Unknown, offices in Paris and factory in Muzy (Eure-et-Loir). Both in France

Info from the Metal Constructional Systems Database for MAC ET NICK

System Type
Hole pitch >12.7mm
late 1940 (see comment *1) to 1960 (see comment *2)
Steel / Aluminium (Alloy)
3x.6 (see comment *3)
Boss Type
no boss
Boss Thread
Diametrical Pitch of Gears
No. of Parts in System
100 (more than)
Hole Pitch (Spacing) (mm)
Diameter of holes in Strips(mm)
4.2 (see comment *4)
Diameter of the Bore in Bosses(mm)
Diameter of Axle Rods(mm)
Types of Nuts and Bolts
Nuts: hexagonal
Bolts: round (slotted)
(see comment *5)
Material/Finish of Nuts and Bolts
Steel with a Steel finish
(see comment *6)
Size of the Nuts across Flats (mm)
6.0(see comment *7)
Bolt diameter (mm)
5.8(see comment *8)

Flexible steel Strips 15.6 wide; most parts aluminium. Assembled with Eyelets & some N&B. *1' 47-'70 reported. Also reported: *2 1/8" W; *3 & 9 in some flanges. *4*5*6*7 Also dull plated steel Nuts; Bolts: slotted cheesehead plain steel 5.0, Diameter dull plated brass 5.6.

The MCS document for this system is shown below. It can also be downloaded to your computer if desired here

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

A model sheets for Mac et Nick sets
(Added 28/06/2019)

A leaflet for Mac et Nick construction sets showing how to make the rivetted joints
(Added 14/11/2018)

A booklet for Mac et Nick construction sets showing all the parts and how to make joints
(Added 14/11/2018)

An advertising booklet for the Mac et Nick construction sets
(Added 14/11/2018)

A leaflet for Mac et Nick construction sets
(Added 14/11/2018)

Various photos of the Mac et Nick construction system
(Added 14/11/2018)