JPS6135371Y2 - - Google Patents

Info

Publication number
JPS6135371Y2
JPS6135371Y2 JP1981156750U JP15675081U JPS6135371Y2 JP S6135371 Y2 JPS6135371 Y2 JP S6135371Y2 JP 1981156750 U JP1981156750 U JP 1981156750U JP 15675081 U JP15675081 U JP 15675081U JP S6135371 Y2 JPS6135371 Y2 JP S6135371Y2
Authority
JP
Japan
Prior art keywords
cutting
curved portion
convex curved
concave curved
cutting edge
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
JP1981156750U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5863910U (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 JP15675081U priority Critical patent/JPS5863910U/ja
Publication of JPS5863910U publication Critical patent/JPS5863910U/ja
Application granted granted Critical
Publication of JPS6135371Y2 publication Critical patent/JPS6135371Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Drilling Tools (AREA)
JP15675081U 1981-10-21 1981-10-21 一枚刃穴明け工具 Granted JPS5863910U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15675081U JPS5863910U (ja) 1981-10-21 1981-10-21 一枚刃穴明け工具

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15675081U JPS5863910U (ja) 1981-10-21 1981-10-21 一枚刃穴明け工具

Publications (2)

Publication Number Publication Date
JPS5863910U JPS5863910U (ja) 1983-04-28
JPS6135371Y2 true JPS6135371Y2 (en, 2012) 1986-10-15

Family

ID=29949283

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15675081U Granted JPS5863910U (ja) 1981-10-21 1981-10-21 一枚刃穴明け工具

Country Status (1)

Country Link
JP (1) JPS5863910U (en, 2012)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2535645Y2 (ja) * 1990-10-25 1997-05-14 三菱マテリアル株式会社 ガンドリル

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5541242U (en, 2012) * 1978-09-06 1980-03-17
JPS6110887Y2 (en, 2012) * 1979-07-04 1986-04-07

Also Published As

Publication number Publication date
JPS5863910U (ja) 1983-04-28

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