This dust less one time forming wall chaser runs on 2500 W power, reaching 6300 RPM working speed, achieving 38 mm cutting width and 34 mm cutting depth for wall grooving. Integrated laser guide keeps cutting lines precise, while customizable depth and width settings fit varied renovation requirements. The 180 degree swiveling handle allows flexible multi angle operation over concrete, brick and marble substrates. Equipped with 5 4.5in. saw blades, water pump dust suppression system and movable blade cover to minimize airborne dust. Built in leakage, short circuit and overload safeguards secure long hour construction site use, ideal for electrical wiring and plumbing wall slotting renovation jobs.