Features: Cast iron, cast steel, carbon steel, alloy steel, stainless steel, copper, aluminum and other metals, and marble, jade, bone and other non-metallic. Processing hardness up to HRA = 85. The utility model can basically replace the small grinding wheel with a handle, and has no dust pollution. High production efficiency. The processing efficiency of dozens of times higher than the manual file, than the small shank grinding wheel increased nearly ten times. Good processing quality, high finish. Can produce a variety of high-precision mold cavity shape. Long service life. The durability is ten times higher than that of the high speed steel cutter, which is more than 200 times higher than that of the small grinding wheel. Integrated processing costs can be reduced by several times
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