Rokrou Tungsten Grinders Polishing Drilling Review

【YG-8 Carbide Tungsten Steel】Compared with other carbide burrs made of ordinary materials, This carbide tungsten steel seet is made of YG-8 which is much harder. It cuts easily into all kinds of metals (including hard steel,cast iron, cast steel, carbon steel, alloy steel, stainless steel, hardened steel, etc) and non-metals (such as marble, jade, bone) as easily as cutting butter. 【10th the Durability】Tungsten steel rotary file is tenth the durability than high-speed steel tools, more than 200 times more durable than small grinding wheel, absolutely the best tool for Professional User. 【Efficiency is the name of game】Die grinder bits are tenth more efficient than working with a file, and approximately ten times more powerful than working with a small grinding wheel .Double cut teeth and 8mm-10mm big head offers supreme cutting power.With this tool you can save half of your time working on same project compared with using grinding wheels. 【10 Varied Shapes】The functionality of die grinder bits is much better than ordinary tools. 10 Varied Heads are included for you to get into hard to reach corners and shape your parts or dies in precision. 【Minimize Dust Pollution】Carbide burr set can replace small grinding wheels,which significantly reduces the flying dust and air pollution during the work.