Mini Steam Engine High Speed Turbine Model DIY Project Part Science Toy Type_LTD Stirling Engine The power and heat cylinder

The power and heat cylinder is made of brass and 304 stainless steel

Chassis: composite material

we have upgraded

Item Name: M12 2

Mini Steam Engine High Speed Turbine Model DIY Project Part Science Toy Type_LTD Stirling Engine The power and heat cylinderMini Steam Engine High Speed Turbine Model DIY Project Part Science Toy Features: . Parameters: Air inlet diameter: 4mm, air outlet diameter: 6mm; output shaft diameter: 1. 95mm; speed: up to more than 50000RPM . Exquisite Appearance: The shape is small and novel, which can be placed on the palm like a treasure. Is an excellent craft . High Quality: The product is made of all metal, the rotor is stainless steel, the four ball head bearings are