Dekton -S1001-A Professional Angle Grinder Machine The unit is an 800W high power motor for continuous endurance and powerful performance for all grinding applications. similar words Each size —100/115/125mm— gives flexibility based on the needs of each respective job. It is C&U(S&F) bearings inside. Those NP5 bearings are very important to assure grind stability and its lifespan, they will reduce friction allowing it to work properly. This commercial quality angle grinder is ideal for construction applications, including both industrial and mechanical requirements.