Center Drill

JP1808343SActive Publication Date: 2025-09-11SUMITOMO ELECTRIC HARDMETAL CORP +1
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Patent Information

Application Number
JP2025005288D
Authority / Receiving Office
JP · JP
Patent Type
Designs
Current Assignee / Owner
Filing Date
2025-03-17
Publication Date
2025-09-11
Estimated Expiration
2050-03-17

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Abstract

The article to which this design relates is a center drill, as shown in the reference drawing showing the state of use, which is attached to a drill head fixed to a drill holder and used to determine the center of a hole to be drilled in a workpiece. The article to which this design relates has a main body for determining the center of the hole and drilling it, and an attachment part for attaching to the drill head.
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