CUTTING AND POLISHING APPARATUS

The present invention relates to a cutting and polishing apparatus, which comprises: a drill base forming a cylindrical body; a drill body interconnected to the drill base and drilling an object to be processed as a drill bit is formed in a dead-end portion of the long cylindrical body; a T-shaped s...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: HONG, SUN IK, PARK, MAL YONG
Format: Patent
Sprache:eng ; kor
Schlagworte:
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