a9cc56f1____Group_15___2012___GICL_Wiki__3
[0] Carbon Brush [1] 2 [2] 1 [4] Plastic, steel, copper, graphite [5] Desired material properties (copper conductor) and cheap/functional (plastic and steel) [6] Plastic-Injection Molding, Copper-Stamped, Spring-drawn and spun [7] Cheap, fast and cost effective method of production for each part. [3] 
Acts as the conductor between the stationary wires and the moving parts. Necessary to complete the electric circuit within the circular saw.
Gate 3 - Group 15 - 2012 - GICL Wiki