This item is a petrol-powered concrete power trowel, also known as a finishing machine or "helicopter".
Function: Designed to smooth, level, and polish large concrete surfaces, such as floors and slabs, to a high-quality finish.
Engine: Often equipped with a 5HP or 6.5HP petrol engine, such as the Robin EY20.
Features: Includes adjustable height control, throttle control, and a "dead-man" switch for safety.
Specifications: Commonly available with a 36-inch (910mm) troweling diameter and four durable steel blades.
Pricing: Typically priced between $1,200 and $3,000 depending on brand, engine power, and size.