'Other' Constructional and Allied Systems Info & Downloads

X-Tech (Metal Construction) Construction Sets

X-Tech metal construction sets had identical parts to Eitech Construction. It is classified as a Polylong(1) type system. It was manufactured in China. Thought to date from the 2000s and 2010s. Note that although the set boxes had the name 'X-Tech' on them, the instructions were headed 'Metal Construction'.


Info from the Metal Constructional Systems Database for POLYLONG [1]

Maker
 
System Type
as CONSTRUCTION
Country
China
Dates
2003 to in production in 2018 and continuing
Material
Steel
Thread
M4
Boss Type
push fit
Boss Thread
----
Diametrical Pitch of Gears
25 (see comment *1)
No. of Parts in System
50 (approximately)
Hole Pitch (Spacing) (mm)
10.0
Diameter of holes in Strips(mm)
4.2 (see comment *2)
Diameter of the Bore in Bosses(mm)
---
Diameter of Axle Rods(mm)
4.0
Types of Nuts and Bolts
Nuts: hexagonal
Bolts: pan (crosshead)
Material/Finish of Nuts and Bolts
Steel with a Bright Zinc plated finish
Size of the Nuts across Flats (mm)
6.9
Bolt diameter (mm)
6.5(see comment *3)

Comments
Various Sets (see separate list) from Polylong & other makers. Most parts as CONSTRUCTION [1] but some others. *1 Mod.1 & finer for Motor/Gear Unit.. *2 Square holes in some RCEE sets, see TRONICO [a]. *3 6.1 & 7.4 also reported.

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


Three small X-Tech sets - Plane, Dragster, Jeep.
(Added 04/07/2020)

The X-Tech set - Dragster.
(Added 04/07/2020)

The X-Tech (Metal Construction) instruction leaflet for a Dragster.

The X-Tech set - Tank.
(Added 04/07/2020)