| 摘要 |
PURPOSE: A cutting saw blade of a circular saw for cutting metal is provided to increase cutting speed and reduce the dust from a cutting process. CONSTITUTION: A cutting saw blade of a circular saw for cutting metal comprises a circular saw body(110), a blade(120) and a tip(130). The circular saw body has specific thickness. A cutting edge(124) is formed at the blade. The cutting edge is concavely formed and connected to a tip settling part rounded in one direction. The tip adheres to a leading end of the blade. The tip includes the cutting edge along the direction when the circular saw rotates.
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