-30 %
Model: 10074
Teching 219pcs 3D Metal Pumping Unit Model DIY Assembly Model Science Education Toy Gift
Features:.Pumping Unit Model: The overground drive for an oil well reciprocating piston pump is called a pumpjack. If there is insufficient bottom hole pressure to allow the liquid to flow all th..
$139.99 $199.99
Ex Tax:$139.99
-0 %
Out Of Stock
Model: 10275
TECHING 3D Metal Mechanical Butterfly Self-Assembly Model Kits
Features:.Exquisite Desktop Decor: Crafted in CNC process, features the workmanship level of a collectible craft, combining mechanical engineering with the power of insect wings. Start your adventure into the world of mechanical enginee..
$99.99 $99.99
Ex Tax:$99.99
-0 %
Model: 10090
Teching All-Metal Stirling Engine DIY Model Collection Gift Developmental Science ToyFeatures:Completely fresh and of excellent qualityStory Origin: "Pedestrians": Bipedal walking akin to that of humans is the most challenging walking action in the biological world. However, its gait is incomparable..
$139.99 $139.99
Ex Tax:$139.99
-0 %
Model: 10109
Teching Assembly Simulative Mini APP Controlled Electric Metal Red Tractor Model Toy Gift
Features:
Structural Features:1. Gear drive2. Screw drive steering system3. Front and rear wheel shock absorber mechanism4. Overturning and opening structure of car roof
Four individually suspended..
$199.99 $199.99
Ex Tax:$199.99
-0 %
Model: 10170
Teching Assembly Vintage Classic Car Metal Mechanical Model Toy with Electric Engine 310+pcs
Features:
Story Origin: While definitions vary, a classic car is generally one that is at least 20 years old and was manufactured before 1973. An older vehicle with enough historical significance to ..
$439.99 $439.99
Ex Tax:$439.99
-36 %
Model: 10257
TECHING Build Your Own Inline 4 Cylinder Internal Combustion Assembled Engine - Used Engine
Why is the DM13-L4-P engine less expensive than the original?1. The factory has already completed the engine's assembly. It serves as display.2. This is a 4-cylinder engine from an earlier generation. and th..
$300.79 $469.99
Ex Tax:$300.79
-0 %
Model: 10212
Teching Car Model Single Cylinder Engine Aluminum Alloy Model Gift Collection Toys
Features:.100% brand new with high quality
.Origin of the story: The first single-cylinder automobile was created when Carl Friedrich Bentz applied for a patent at the German Patent Office on January 29, 1886. ..
$399.99 $399.99
Ex Tax:$399.99
-0 %
Model: 10088
TECHING DIY 5 Cylinder Electric Micro Aircraft Radial Engine Model Kits That Runs 250+pcs for Sale
Features:Aircraft five-cylinder radial engine model kits, with superbly textured metal parts, giving you all knowledge about the amazing world of mechanical engineering in an immersive atmosphere. ..
$469.99 $469.99
Ex Tax:$469.99
-0 %
Model: 10285
Teching DM605 123Pcs Grain Threshing Machine Thresher Model Building DIY Kit Features: The Thresher model: Honors industrial industry by reproducing the farming process. James, a Scottish inventor, created a wooden frame in the late 18th century that helped farmers release the husks of wheat..P..
$149.99 $149.99
Ex Tax:$149.99
-0 %
Model: 10215
All-metal Puzzle Electric Steam Train High Challenge Assembled Model Toy Creative Gifts for saleFeatures:Completely fresh and of excellent qualityThe story's beginnings: The "train" came into being: The first steam train was created in 1814 by British inventor Stephenson, but while it was in motion,..
$439.99 $439.99
Ex Tax:$439.99
-0 %
Model: 10021
Teching Flying Dragonfly Kinetic Sculpture 3D Metal Model DIY Kits
note: this model is in stock now. it will be sent out within 1 day.
Features:.Exquisite Desktop Collection & Decoration: The 3D metal dragonfly model combines mechanical engineering with insect wing power to create a commu..
$129.99 $129.99
Ex Tax:$129.99
-0 %
Model: 10189
Teching Galileo Pendulum Clock Kit Full Aluminum Alloy Stirling Engine ModelFeatures:.100% brand new with high quality.Origin of the story: The physical fact of the swing: In a church in Pisa, Galileo, then 18 years old, noticed that the frequency of the bell's swing was fixed. It took another 75 ye..
$139.99 $139.99
Ex Tax:$139.99