![]() Tools directly driven by animal power are not generally considered power tools. Other power sources include steam engines, direct burning of fuels and propellants, such as in powder-actuated tools, or even natural power sources such as wind or moving water. Internal combustion engines and compressed air are also commonly used. The most common types of power tools use electric motors. JSTOR ( August 2009) ( Learn how and when to remove this template message)Ī power tool is a tool that is actuated by an additional power source and mechanism other than the solely manual labor used with hand tools.Unsourced material may be challenged and removed. ![]() ![]() Please help improve this article by adding citations to reliable sources. This article needs additional citations for verification.
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