Heavy-duty multifunctional grinding machine designed for concrete surface preparation, profiling, grinding and light polishing. Portable electric design accepts a range of tooling for coarse material removal through fine finishing, and is built for contractors, rental fleets and professional surface prep work. Type: multifunctional grinding machine / portable floor grinder Applications: concrete surface prep, adhesive and coating removal, leveling, terrazzo prep, polishing and profiling Power options: electric (corded) — variant-dependent motor sizes and voltages Tooling: accepts multiple disc sizes and quick-change tooling for grinding, sanding and polishing Dust control: compatible with vacuum dust-collection systems (or wet-grinding configurations where specified) Controls & features: adjustable handle height, variable speed or multi-speed settings (model dependent), safety kill switch and easy tool-change access Portability: compact frame and transport-friendly design for jobsite mobility Construction: heavy-gauge steel gearbox and housing for jobsite durability