Mini Single Cylinder Pure Copper Steam Engine Model Toy Creative Gift for Engine Power On Ship Model

Miniature Steam Engine Kit Single Cylinder Engine Model Toy Gifts A steam engine is a heat engine that performs mechanical work using steam as its working fluid. The steam engine uses the force produced by steam pressure to push a piston back and forth inside a cylinder. The miniature steam engine with small design, can be placed in the palm of your hand, like a treasure. Meaningful gift for friends, kids.  Tips:  1, The operation is simple, and the Small boilers can be connected to the normal operation can be mounted on a small model boat or model, as engine power of the model. (a boiler is not included in the package.) 2, The steam engine model is suitable for being mounted on a model ship or a small model as the engine power of the model.3, Suitable for people over 14 years old Specifications:Item Name:Miniature Steam EngineMaterial: BrassEngine Dimensions: 35×24×31mm(L*W*H)The flywheel diameter: 21.5mmShaft Diameter: 2mmCylinder diameter: 4.5mmPacking: Box Packing: Box Package Co