Features:<br> Feature: Flat designed to meet the most exacting faceting requirements, flat diamond-disc for fasting stock removal on concrete.<br> Premium and Reliable: Grinding wheel is made of diamonds-material, which is sturdy, wear resistant, and providing fast and efficient grinding and polishing.<br> DIY Friendly: Angle grinder wheel can be used for DIY grinding and polishing of wood, metal, and mode. Ideal for both professional craftsmen and hobbyists.<br> Suitable machines: When installing on the angle grinder, it can be installed directly or a extension rod can be added. A connecting rod should be added when it is mounted on the electric hand drill; Please follow the instructions of angle grinder and electric hand dril.<br> Widely Used: The diamond-grinding wheel is usually suitable for concrete, granites, stone, marble, ceramic tile, stone, and other building materials.<br> Notice:<br> 1.Actual color may be slightly different from the image due to different light effect<br> 2.Please allow 1-3cm deviation due to manual measurement<br> Material: Diamond-material<br> Specifications:<br> 2.5cm grinding head<br> 2.5cm grinding head + 4cm extension rod<br> 2.5cm grinding head + 6cm extension rod 6cm<br> 2.5cm grinding head + 8cm extension rod<br> 2.5cm grinding head + 14cm extension rod<br> Product size:<br> 2.5cm grinding head + 4cm extension rod: 4*4*2cm<br> 2.5cm grinding head + 6cm extension rod: 4*6*2cm<br> 2.5cm grinding head + 8cm extension rod: 4*8*2cm<br> 2.5cm grinding head + 14cm extension rod: 4*14*2cm<br> Package List:<br> 1x Diamond-Grinding Wheel<br> or<br> 1 Set Diamond-Grinding Wheel<br> 1 Inch 25mm Diamond Core Grinding Bit M10 Thread Porcelain Tile Ceramic Granite Marble Polishing Tool