... 004 336809,461 004 336915-17,28,39,40,63,69,931 004 320 136 ... such as long time,low spark. Products manufactured by automatic carbon brush machines, characteristics as follows: 1 ... decent product, appropriate structure standard specifications, the wire’s cross-section and length, not loose, falling ... can be designed and be manufactured per buyer's drawing or sample. Information for your reference Carbon ...