JPS6246490Y2 - - Google Patents

Info

Publication number
JPS6246490Y2
JPS6246490Y2 JP6436584U JP6436584U JPS6246490Y2 JP S6246490 Y2 JPS6246490 Y2 JP S6246490Y2 JP 6436584 U JP6436584 U JP 6436584U JP 6436584 U JP6436584 U JP 6436584U JP S6246490 Y2 JPS6246490 Y2 JP S6246490Y2
Authority
JP
Japan
Prior art keywords
chamfer
drill
center
cutting edge
periphery
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP6436584U
Other languages
English (en)
Japanese (ja)
Other versions
JPS60175513U (ja
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP6436584U priority Critical patent/JPS60175513U/ja
Publication of JPS60175513U publication Critical patent/JPS60175513U/ja
Application granted granted Critical
Publication of JPS6246490Y2 publication Critical patent/JPS6246490Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Drilling Tools (AREA)
JP6436584U 1984-05-02 1984-05-02 ドリル構造 Granted JPS60175513U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6436584U JPS60175513U (ja) 1984-05-02 1984-05-02 ドリル構造

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6436584U JPS60175513U (ja) 1984-05-02 1984-05-02 ドリル構造

Publications (2)

Publication Number Publication Date
JPS60175513U JPS60175513U (ja) 1985-11-20
JPS6246490Y2 true JPS6246490Y2 (de) 1987-12-16

Family

ID=30595381

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6436584U Granted JPS60175513U (ja) 1984-05-02 1984-05-02 ドリル構造

Country Status (1)

Country Link
JP (1) JPS60175513U (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6352908A (ja) * 1986-08-22 1988-03-07 Toshiba Tungaloy Co Ltd ツイストドリル
JP2009018360A (ja) * 2007-07-10 2009-01-29 Sumitomo Electric Hardmetal Corp 金属加工用ドリル
JP2014193513A (ja) * 2013-03-29 2014-10-09 Mitsubishi Materials Corp ドリル
US10155269B2 (en) * 2014-09-19 2018-12-18 Sumitomo Electric Hardmetal Corp. Drill
JP6834810B2 (ja) * 2017-06-28 2021-02-24 株式会社Moldino ドリル
JP7082750B2 (ja) * 2018-03-22 2022-06-09 株式会社不二越 ドリル
JP7510647B2 (ja) 2021-02-24 2024-07-04 株式会社デンソー 回転工具

Also Published As

Publication number Publication date
JPS60175513U (ja) 1985-11-20

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