PATIKIL Carbon Brushes 0.79x0.28x0.2 Inch for Electric Motors Power Tool Angle Grinder Table Saw Spare Part Repair, 4 Pack - pta220924tt0205

• The carbon brush is cut from hard carbon material with high wear resistance. The raw material is block graphite. It is an important component of electric motors and power tools, use in angle grinders, rotary hammer drill, cut-off saw, circular saw, generator and axle machine, etc. Package Content: 4pcs Motor Carbon Brushes. Total Length: 36mm/1.42 inch. Carbon Brush Size(LxWxH): 20x7x5mm/ 0.79x0.28x0.2 inch The carbon brush cuts smoothly, and the copper wire is tight and does not easy to fall off. It has high wear resistance, good reversing performance, good conductivity, heat conduction and lubrication performance, and has certain mechanical strength, which has long service life. The carbon brush is used on the commutator or slip ring of the motor as a sliding contact to lead in the current. It is clamped on the metal bracket and pressed onto the shaft by a spring. Tip: If you replace the carbon brush with a new one, it is found that the carbon brush has been worn or half worn within a few minutes or hours of use, indicating that your shaft rotor is in off-normal working state, and you need to replace the shaft rotor in time.