Miniature Tungsten Steel Milling Cutter

The utility model relates to a miniature tungsten steel milling cutter. The milling cutter comprises a circular milling cutter body (1), a connection hole (2) connected to a cutter shaft is formed in the center of the milling cutter body (1), the outer edge surface of the milling cutter body (1) is provided with 8 cutter bits (3) in a protruding manner, the diameter of the connection hole (2) is 3mm, the total diameter of the milling cutter body (1) and the cutter bits (3) is 6.8mm, and the milling cutter body (1) and each cutter bit (3) are 1mm thick respectively, are made of tungsten steel and are respectively coated with a titanium coating, a nitridation layer, a super coating, a titanium carbonitriding layer or a super A coating. The miniature tungsten steel milling cutter can be used for cutting miniature PCBs (printed circuit boards) well.

A miniature tungsten steel cutter, wherein: said cutter comprising a milling cutter body in a circle (1), the center of the cutter body (I) there is connected with the opening of the arbor a connection hole (2), the outer edge surface of said cutter body (I) is provided with a plurality of projecting tip (3); and a connection hole (2) has a diameter of 3mm, the milling cutter body (I) plus diameter of the head (3) is 6.8mm, the thickness of the blade body system (I) and the head (3) are 1mm.


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The above is reproduced from: Application Technology Network, if in doubt, please contact the content belongs website.

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