These more efficient and durable power tools are invading the DIY market. So how do they work?
Lately there has been a lot of talk in the power tool world about brushless motors. While the technology isn’t new to tools, it has recently gained traction due to some high-profile releases by Makita, Milwaukee, DeWalt, and others.
“Brushless motors have been around since the 1960s, being used in industrial and manufacturing applications for [motors that drive] conveyor belts,” says Christian Coulis, cordless product manager for Milwaukee Tools. However, Makita was the first company to use them in power tools. “[It was] first in our assembly division in 2003 for the defense and aerospace industries,” says Wayne Hart, Makita’s communications manager, “and then again in 2009 when we released a brushless three-speed impact driver.”
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