Hole saw with hard alloy long and short troughs

The utility model discloses a hole saw, in particular to the hole saw with hard alloy long and short troughs which have simple structure and are convenient to use. The hole saw comprises a saw body. A long trough and a short trough are uniformly distributed on the lateral wall of the saw body. The e...

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Bibliographische Detailangaben
Hauptverfasser:	YU XICHUAN, YU LIPING, YUAN QINGZHONG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BROACHING FILING LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOTOTHERWISE PROVIDED FOR MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR PERFORMING OPERATIONS PLANING SAWING SCRAPING SHEARING SLOTTING TRANSPORTING
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Beschreibung
Zusammenfassung:	The utility model discloses a hole saw, in particular to the hole saw with hard alloy long and short troughs which have simple structure and are convenient to use. The hole saw comprises a saw body. A long trough and a short trough are uniformly distributed on the lateral wall of the saw body. The entrance ends of the long trough and the short trough are respectively provided a hard alloy knife head. The bottom of the saw body is provided with a hole saw hole. The hole saw has simple structure, is convenient to operate, and has high use efficiency.