Powerful Adjustable Cutting Range: Max cutting diameter up to 19.69 inches, supports simultaneous multi-wall grooving with adjustable depth for smooth, uniform cuts and higher productivity Auto Water Feed Dust Suppression System: Built-in automatic water pump suppresses dust splashes to protect operators, while cooling the cutting blade to reduce abrasion and prolong service life Ultra-Fast Efficient Wall Cutting: Ideal for wall, door, window and balcony hole cutting; finishes 2-meter cutting within 3 minutes for precise, time-saving construction work Comfort Ergonomic Anti-Slip Handle: Non-slip PVC grip enables flexible multi-angle cutting, stable operation and effectively relieves hand fatigue during long-time use Multi-Material & Multi-Scenario Usage: Works well on concrete, granite, stone, cement blocks and porcelain, perfect for home renovation, road and bridge construction, door & window modification, Weight: 1.0 pounds, Manufacturer: JNTFNE