cutting wheel

Strength grinding wheel， cutting wheels quality index is the most important one. Safety should be the first place the wheel, and never careless. For the safe use of the wheel, it is printed with safety line speed indicator on the wheel. Especially the high-speed wheel, and more importantly eye-catching signs, must follow the signs on the wheel speed may not speeding when used. If the mark on the wheel is unclear or no flag, the box re-testing to determine the safe use of the speed of rotation.