The Dongcheng DSM03-100A is a corded electric angle grinder designed for general cutting, grinding, sanding, and polishing tasks, especially suited for metal and other hard materials. It is a compact and lightweight tool often chosen by DIY enthusiasts and semi-professional users for workshop and construction jobs. In terms of technical specifications, the DSM03-100A is powered by a 710 W motor that delivers a high no-load speed of 13, 000 rpm, enabling efficient material removal and fast cutting performance. It supports a maximum wheel diameter of 100 mm (4 inches) with a standard 16 mm hole diameter for the grinding or cutting discs. The tool’s spindle uses a standard M10 thread, making it compatible with a wide range of accessories. Its compact build weighs about 1.6 kg, which ensures better handling and less operator fatigue over extended use.