Aluminum alloy：Aluminum alloy shell, beautiful. Wear-resistant carbide blade rotating shaft, non-slip, strong power. Motor dissipates heat quickly to prevent machine from being damaged by excessive temperature when running at high speed 1-time Molding, No Dust Operation：Fast cutting, 1-time molding, no need to cut repeatedly. Greatly improve work efficiency. It can be connected to a vacuum cleaner (not included) Easy to operate：Sturdy and wear-resistant roller for smooth operation. Non-slip movable handle is easy to grip. For a short break, you can switch off the Wall Chaser and attach it on the wall Wide Application：The wall chaser can be used for slotting solid or hollow brick walls, also cinder block, cement sand brick, cement covered brick wall etc. for plumber, electrician and other contractor. NOT suitable for concrete Freely adjust the slotting depth: the front roller height can be adjusted to facilitate the setting of the slotting depth, carefully designed for users Welcome and I wish you a happy life, my friend., Manufacturer: BGAZA