【Professional Cutting】Electric concrete ring saw cutting machine uses a powerful 8980W/9500W brushless pure copper motor, and equipped with 2pcs 410 mm diameter diamond saw blade with a maximum cutting depth of up to 30 cm/11.8"; With an ultra-fast speed of 3000 RPM, it can quickly and smoothly complete the wall groove cutting; Depending on the material, the cutting speed can reach up to 2.0 m/3 min 【Automatic Water Supply & Dustproof】Electric concrete saw has dual water spray ports and is equipped with an intelligent linkage water pump; It can automatically add water to cut when grooving, reduce the temperature of the saw blade, and increase the service life of the saw blade; And effectively prevent debris from splashing and reduce lung damage; Good slotting environment makes cutting simple 【90° Cutting Flexibly】Toroidal concrete ring saw features 16 in diamond-tipped ring blade with multi-angle cutting capability, can easily achieve 90° no dead angle cutting, grip comfortable non-slip, auxiliary wheel can make the cutting process easy to control, can greatly reduce fatigue 【Ergonomic Dual-Handle Design】The main and auxiliary handles are strategically positioned to distribute weight evenly, allowing for working comfortably in both horizontal and vertical orientations. 360° heat dissipation ensures sustained high-intensity performance with a secure grip 【Wide Application】This brushless electric concrete cutting saws can be used to cut deeper walls and most materials, such as cement blocks, granite, stones, concrete, porcelain, etc. It is also suitable for various road and bridge construction, old house renovation, door and window cutting