The dimensions of each carbon brush are 4.8x10.8x16.5 mm Please confirm compatibility with your power tool before purchasing. This motor carbon brush is compatible with Makita 9565 series angle grinders. The power tool carbon brush is made of copper+carbon material which has strong conductivity low wear rate and extends the life of the motor. Replacing the carbon brush can restore the efficiency of the grinder After replacing the worn carbon brush the motor power and work efficiency can be improved. The angle grinder carbon brush replacement is simple and fast. It can be quickly replaced without professional tools saving maintenance time and cost., Manufacturer: Be In Your Mind