Өнцөг бутлуурыг хэрхэн ашиглах вэ
An angle grinder, also known as a grinder or disc grinder, is a hand-held power tool used for cutting, grinding, and polishing. The power unit of an angle grinder can be an electric motor, a gasoline engine or compressed air. The noise of the angle grinder is between 91 and 103 dB at the sound po...