Saw blade (polygonal alloy) for a hole opener

Abstract

1. The name of the design product: saw blade (polygonal alloy) of hole opener. 2. The use of the design product: the design product is used for hole opener to make holes on workpieces. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: design 1 perspective view. 5. Design 1 is designated as the basic design. 6. Other circumstances that need to be explained: the design is a partial appearance, the part covered by yellow shadow does not constitute the scope of the design to be protected, and the part not covered by yellow shadow defines a part to be protected.

Images