Collection: 15%OFF

V8 Engine Model Kit that Works - Build Your Own V8 Engine - TECHING 1: 3 Full Metal V8 Car Engine Model Kit 500+Pcs

5 Cylinder Radial Engine Model Kit that Works - Build Your Own Radial Engine - TECHING 1: 6 Full Metal Radial Engine Model Kit 230+Pcs

Turbofan Engine Model Kit that Works - Build Your Own Turbofan Engine - TECHING 1/10 Full Metal Dual-Spool Turbofan Engine Aircraft Jet Engine Model 1000+Pcs

Turbofan Engine Model Kit that Works - Build Your Own Turbofan Engine - TECHING 1/10 Full Metal Electric Turbojet Engine Small Bypass Ratio Twin Rotor Aircraft Model DM135 600+Pcs

L4 Diesel Engine Model Kit that Works - Build Your Own Diesel Engine - TECHING 1: 10 Full Metal Mini L4 4 Cylinder Engine OHV Inline 4 Cylinder Engine Model Kit 300+PCS

V4 Car Engine Assembly Kit Full Metal 4 Cylinder Car Engine Building Kit

Pumping Unit that Works - Pumping Unit Model Kit - TECHING Pumping Unit DIY Assembly 3D Metal Mechanical Puzzle Educational Toys Collection 219Pcs

Pumping Unit that Works - Oil Pump Jack Model Kit - TECHING 3D Metal Oilfield Working Equipment with Light Oil Rig Educational Toys Collection 219Pcs