The carbon brush is made of high quality copper, stable and . The carbon brush motor is suitable for CB-440 CB-448 CB-436 195021-6 194427-5 194159-4 and other power tools. Replacing the brush can restore intermittent motors to ensure the operation of the power tool. The CB440 carbon brush is one of the most commonly used carbon brushes. Material: + metal color: as shown Package Contents: 40 x Carbon Motor Brushes Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in a little different from the real thing. The measurement allowed error is +/- 1-3 cm.