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 ..

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..

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. ..

TECHING DIY 5 Cylinder Electric Micro Aircraft Radial Engine Model Kits That Runs 250+pcs for SaleFeatures: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. Exqui..

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..

All-metal Puzzle Electric Steam Train High Challenge Assembled Model Toy Creative Gifts for saleFeatures: Completely fresh and of excellent quality The 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 mot..

Teching Flying Dragonfly Kinetic Sculpture 3D Metal Model DIY Kits Features:.Exquisite Desktop Collection & Decoration: The 3D metal dragonfly model combines mechanical engineering with insect wing power to create a communal handicraft. It is cast using a high-precision CNC process, colored by ..

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..

Teching Inline Four-Cylinder Full Aluminum Alloy Assembling Model Science Education Engine for CollectionFeatures:.Story:Jules Goux drove a Peugeot to victory in the 1913 Indianapolis 500 grand prix. Ernest Henry designed the in-line four-cylinder engine that powers this vehicle. Being the first rac..

Teching Four-Cylinder Stirling Engine Aluminum Alloy Model Collection Description: Brand Name:Teching Item Name: Four-Cylinder Engine Model Model: DM13-L4-T Size: 182×150×120mm Weight: About 4kg Material: Metal Color process: Anodized  Parts: 357pcs  Assembly time: about 4 hours ..

Romote Control Model Tractor Features:Structural Features: The roof cover flip open structure, the screw drive steering system, the gear drive mechanism, and the shock absorbers on the front and rear wheelsFunctions: Four independently suspended shock absorbers on wheels mimic the actual structure ..