Raw materials are being used as one of the factors to determine the speed and feed should you keep in mind the following precautions: soft material is essential for high-speed reverse low speed will be used for the harder materials. Some other details should also be considered such as pore size, demand is drilled or cut and the quality of the cut desired. Whether you use a bit big or small, is also essential to check before the rpm because it affects the accuracy and efficiency that it brings.
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