Faster forming speed: adjustable width and depth for quick and easy., Easy to hold: weight 3.0kg, the handle can be rotated 180 ° left and right, to achieve a person without assistants can also work effort, increase the efficiency of work., All high-power copper machines, load up to 1300w, and the machine is not burned; the two devices of vacuum cleaner and water pump work at the same time to reduce the dust during work, taking into account your health; the switch is equipped, 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., The upgraded laser design, laser-assisted positioning, greatly reduces the cutting error, and the slotting is more accurate.