Small Angle grinder is often used in our daily life of electric tools, grinder is in using high speed rotating thin grinding wheel and rubber wheel, wire wheel, grinding and cutting of the metal artifacts, rust removing, polishing processing. Angle grinder brush suitable for cutting, grinding and grinding metal and stone, water cannot be used when homework. When cutting stone material must be used to guide plate. In view of the aircraft is equipped with electronic control device, if in such suitable installed on machine accessories, can also for grinding and polishing operation. So because in our daily life often use Angle grinder, so we are very necessary to master the Angle grinder daily maintenance method and maintenance method. , check whether the power cord connection is firm, whether the plug is loose, switch action is flexible and reliable. , check whether brush wear too short, to timely replacement brush, to prevent excessive sparking formed by brush contact undesirable or burned armature. , pay attention to the inlet and outlet is blocked the inspection tools, tools and remove any part of the oil and dust. Add grease, should be timely. , tool fails, please send the company or the specified maintenance overhaul. As a result of normal use or think wrong splitting off tool damage repair caused by mistake, the company will not be repaired or replaced.