Pipe reaming drill bits
CN309285839SActive Publication Date: 2025-05-13YUEQING TONGHUI TOOLS CO LTD
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Patent Information
- Application Number
- CN202430603215.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2024-09-23
- Publication Date
- 2025-05-13
- Estimated Expiration
- 2039-09-23
Smart Images
Figure 000001_ABST
Abstract
1. The name of the product of this design: pipe expansion drill bit. 2. The purpose of this design product: used for pipe hole expansion and expansion. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.
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