• Copper
• Design: A beautiful and compact appearance modeled after a mill model machine, easy and convenient to install, equipped with a fly ball speed reducer
• Material: Mini single-cylinder engine model is mainly made of brass with bright, delicate and beautiful surface color. The spindle bushing is made of high hardness beryllium copper which is friction resistant and very durable
• Simple operation: Mini single-cylinder engine model is easy to operate and not cumbersome, easy to install the steam engine, with the boiler can run
• Teaching tools: Mini single-cylinder engine model is very suitable for the majority of steam engine enthusiasts, its operability, can exercise the players hands, can also be used for children or students teaching
• Gift: Mini engine model makes a great gift for family and friends on birthdays and holidays such as Christmas, Halloween, Thanksgiving and more