Key Features High-class Material: The product is mainly made of premium aluminum alloy with an electroplating process, which is high strength, wear-resistant, ensure your long-term use. High Efficiency: 1100W pure copper motor with no-load speed up to 2000RPM, with sharp alloy blade can achieve fast cutting. It ensures fast and efficient cutting performance. Adjustable Design: The height of the front roller can be adjusted, easy to set the depth of grooving, and the grooving depth can be adjusted within 1.18in, to meet the diverse construction needs. Considerate Design: Specialized rotating shaft design can be used with 2 kinds of blades, one machine multi-purpose to reduce the replacement of tools, and improve operational efficiency. Carefully Designed: It has a lock switch, you need to press the lock switch first and then press the anti-lock switch to turn on the machine, which can prevent accidental startup and improve safety. Application The product can be used to hollow sand bricks, white bricks, environmentally friendly bricks, aerated bricks, cement-covered brick walls, and so on. It is also suitable for all kinds of road and bridge construction, old house renovation, and door and window installation. Specifications Style: Modern Material: Aluminum Alloy, Alloy Process: Electroplated Plug Standard: EU Standard Assembly Required: Yes Motor Type: Pure Copper Motor Power Source: Corded Electric Rated Voltage: 220V, 50Hz Rated Power: 1100W No-load Speed: 2000 RPM Grooving Angle: 360° Saw Blade Diameter: 25mm/0.98in Adjustable Grooving Depth: Within 30mm/1.18in Adjustable Grooving Width: 25-35mm/0.98-1.38in Power Cord Length: 5 m/16.4ft Product Size: 33*22*16.5cm/13*8.7*6.5in Package Size: 41.5*35.5*24cm/16.34*13.98*9.45in Gross Weight: 9.9kg/21.83 lbs Net Weight: 9.41kg/20.75 lbs Package Included 1* Electric Wall Grooving Machine 1* English Manual All Accessories for Installation Notes 1.Please do not expose this product to rain or wet conditions. Contact with water when using this product will increase the risk of electric shock. 2.Please note that adjusting the slot width is achieved by replacing different saw blades. Our packaging only includes 0.98-inch saw blades. If you want to adjust the slot width, you need to prepare a 1.38-inch saw blade yourself. 3.Please avoid accidental starting. Make sure the switch is off before plugging in. Please do not carry the product with your fingers on the switch. In case an unexpected jam occurs, switch the power tool off and unplug it from the socket.