CARBON BRUSH 1.Long wear time 2.Little spart. 3.Low noise 4.Cheap price Products: Carbon BrushModel: SD-06-021Size: 5X8X17.5Optional: non-auto-cut, auto-cutOEM: 1 607 321 904 Model: PST50E/50,GBM6,1122,PST50Description: All come from auto-matic machine,OEM quality standard,long wear time,little spark,matching well with armature,best price.Material: TOYO MATERIAL,MORGAN MATERIAL,SCHUNK MATERIAL, ...