drill

JP1796060SActive Publication Date: 2025-04-14SUMITOMO ELECTRIC HARDMETAL CORP +1
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Patent Information

Application Number
JP2024023679D
Authority / Receiving Office
JP · JP
Patent Type
Designs
Current Assignee / Owner
Filing Date
2024-11-15
Publication Date
2025-04-14
Estimated Expiration
2049-11-15

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Abstract

The article of this design is a drill having a thinning surface and a thinning heel surface with an oil hole opening, as shown in the reference diagram showing the names of each part.
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