where to buy DC motor brushings for Black & Decker CMM1000 lawn mower?
"David Nebenzahl" wrote in message
s.com...
On 4/27/2008 6:54 PM A. H. G. spake thus:
Can you tell me is the brushing material copper?
Since you asked, no; brushes are made of carbon.
But looking at the brushing material, it seems metallic and like copper. How
is carbon material conductive?
|