18V 4.0Ah Hammer Drill + 400NM Impact Wrench Combo Kit SBSSW400BLMHD4.0 by Metabo

Since brushless DC motors have no brushes to get worn out, they represent a huge leap forward in technology. Brushless motors have significantly higher efficiency and performance, and a lower susceptibility to mechanical wear than their brushed counterparts.The cost of a brushless DC motor is comparatively higher as compared to a brushed DC motor as it requires an electronic communicator, essentially a computer inside your cordless tool. This is what drives the cost of the brushless motor up.

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