ITEM NAME:2Pcs Replacement Electric Dril Motor Carbon Brushes 30Mm x 11Mm x 6Mm For P A5Y6 2Pcs Replacement Electric Dril Motor Carbon Brushes 30Mm x 11Mm x 6Mm For P A5Y6 Carbon brush is motor or generator,or other rotating machinery fixing part,and the rotating part of pass energy or signals device. Carbon brush is the transfer of energy or signals between the fixed portion and the rotating part of the motor or generator or other rotating machinery equipment. It is generally made of pure carbon plus coagulant,appearance generally was square,stuck in the metal stent,which has a spring pressed it on the shaft. Worn brushes are often the cause of a poorly running motor.Carbon motor brushes are one of the most commonly replaced power tool components.Replacing brushes can fix an intermittent motor.Carbon Brushes with wire leads and brush springs attached. Color:black + gold Material:metal + carbon Size:3x1.1x0.6cm Package Contents: 2 x Motor Carbon Brush