Bosch GGS 28 C Professional Straight Grinder for universal grinding. Its compact and ergonomic shape makes it suitable for versatile work. The machine´s 650W motor with soft start enables fast work progress. Additionally, user protection is increased due to its KickBack Control feature. This tool is intended for grinding metal. It also includes features such as constant speed, direct motor cooling, and overload protection. Specifications: Input Power: 650W.No Load Speed: 30,000/min.Spindle Collar Diameter: 43mm.Max. Collet Diameter: 8mm.Max. Grinding Tool Diameter: 50mm.Spanner Size of Locking Nut: 19mm.Spanner Size of Grinding Spindle:19mm.Weight: 1.4kg.