One Time Forming 360 ° Slotted: The wall chaser is designed with 2 adjustable handles,one rotate 180°,the other one rotate 90°,depth and width can be controlled randomly.90 degrees can also be cut.Max width:40mm/1.57inch,Max deepth:42mm/1.65inch.Without any auxiliary tools and the second process. Infrared sighting & Leakage protection:The wall groove cutting machine is designed with infrared sighting and leakage protection,make cutting more accurate and safety.Copper motor, Dust Free Cutting:The slotting machine come with water pump and 3m tube,dust free when slotting,protect health and also effectively reduce the saw blade temperature.It supports a vacuum cleaner(not included) too. Widely Application:The wall grooving cutting machine is use for cutting concrete, bricks,marble, granite and wall wire line slotting.Also suitable for electricians, plumbers and other contractors.