Vanishing drill
JP1775060SActive Publication Date: 2025-07-16坂本精工株式会社
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Patent Information
- Application Number
- JP2023026066D
- Authority / Receiving Office
- JP · JP
- Patent Type
- Designs
- Current Assignee / Owner
- Filing Date
- 2023-11-28
- Publication Date
- 2025-07-16
- Estimated Expiration
- 2048-11-28
Smart Images
Figure 0001775060000001 
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Abstract
This article is a tool used for workpieces called ferrous materials or difficult-to-machine materials, and is a vanishing drill capable of processing two processes of drilling and reaming in one shot. Generally, a vanishing drill is a tool that can only be used for non-ferrous metals, but this article can also be used for ferrous materials. As shown in the enlarged view of the D-D cross section, it penetrates from two openings at the upper end to two lower-end openings.
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