Color: Machine+telescopicpole Product overview Industrial threehead grinder designed for fast, versatile concrete and wall surface preparation. The threeaxis grinding head covers an 8inch diameter area and works simultaneously for coarse grinding, fine grinding, and polishing. A power 3800W pure copper motor and sixspeed control make it adaptable to a wide range of floor and wall tasks while a removable and vacuum port support clean, noblindspot operation. Key benefits Faster results: Three simultaneous grinding heads reduce total work time and can increase jobsite productivity by up to 300 percent compared with singlehead grinders. Cleaner work environment: External vacuum cleaner port allows connection to a vacuum to capture dust during operation. Noblindspot wall grinding: Removable enables 90 degree vertical planing so corners and edges are reached without gaps. Precise control: Sixspeed adjustment from 800 to 2800 rpm lets you match speed to material and stage of preparation from heavy grinding to polishing. Easy handling: Lightweight aluminum alloy and plastic body with a net weight of 7.41 kg and an adjustable extension pole from 113 to 168 cm makes overhead and wall work more manageable. Features Threeaxis simultaneous grinding covers an 8inch diameter grinding area Motor type: Brushed pure copper motor, rated power 3800W, noload speed up to 2800 rpm Six gear adjustment: speeds usable from 800 to 2800 rpm Grinding wheel diameter: 20 cm Machine head length: 22 cm to reach corners and deep areas Removable cover for 90 degree vertical wall grinding External vacuum cleaner port for dust extraction Extension pole adjustable from 113 to 168 cm for varied working heights Lightweight construction: aluminum alloy and plastic body Technical specifications Product name: Industrial threehead grinder Material: Aluminum alloy, plastic Motor power: 3800W Noload speed: 2800 r/min Gear adjustment: 6 gears Grinding wheel diameter: 20 cm Extension rod size: 113 to 168 cm adjustable Product size L x H: 41 x 15 cm Machine head length: 22 cm Net weight: 7.41 kg Machine gross weight: 7.8 kg Extension pole gross weight: 1.5 kg Machine package size: 55.5 x 37.5 x 22.5 cm Extension pole package size: 82 x 13 x 11.5 cm Package contents 1 x three head grinder 3 x water grinding disc 3 x sandpaper 3 x bonding disk 3 x diamond disk 1 x vacuum cleaner (optional) 1 x extension pole (optional) Other accessories Typical applications Concrete floor preparation prior to coating or leveling: fast removal of laitance, adhesives, and surface irregularities while progressing quickly over large areas. Wall and edge grinding for renovation: removable and extension pole allow effective vertical grinding and finishing around corners and edges without blind spots. Polishing and finishing stone and hard surfaces: sixspeed control and supplied diamond and water grinding discs make the unit suitable for transitioning from coarse grinding to final polishing. What to expect in use Set the speed according to material hardness and required finish from 800 to 2800 rpm. Attach a compatible vacuum for dust control through the external port. Use the removable for wall and corner work to maintain consistent contact and avoid missed areas. Select appropriate discs for coarse grinding, intermediate sanding, or polishing as supplied in the package. This industrial threehead grinder combines power, adjustable speed control, dust extraction compatibility, and a removable for flexible floor and wall surface work. The included discs and optional vacuum and extension pole provide a readytouse setup for a range of concrete and masonry tasks.