JPH0169893U - - Google Patents

Info

Publication number
JPH0169893U
JPH0169893U JP1987162289U JP16228987U JPH0169893U JP H0169893 U JPH0169893 U JP H0169893U JP 1987162289 U JP1987162289 U JP 1987162289U JP 16228987 U JP16228987 U JP 16228987U JP H0169893 U JPH0169893 U JP H0169893U
Authority
JP
Japan
Prior art keywords
bit
tip
drilling
holder
insertion groove
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.)
Pending
Application number
JP1987162289U
Other languages
English (en)
Japanese (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 JP1987162289U priority Critical patent/JPH0169893U/ja
Publication of JPH0169893U publication Critical patent/JPH0169893U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP1987162289U 1987-10-22 1987-10-22 Pending JPH0169893U (US20110009641A1-20110113-C00185.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987162289U JPH0169893U (US20110009641A1-20110113-C00185.png) 1987-10-22 1987-10-22

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987162289U JPH0169893U (US20110009641A1-20110113-C00185.png) 1987-10-22 1987-10-22

Publications (1)

Publication Number Publication Date
JPH0169893U true JPH0169893U (US20110009641A1-20110113-C00185.png) 1989-05-09

Family

ID=31445978

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987162289U Pending JPH0169893U (US20110009641A1-20110113-C00185.png) 1987-10-22 1987-10-22

Country Status (1)

Country Link
JP (1) JPH0169893U (US20110009641A1-20110113-C00185.png)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09105289A (ja) * 1995-10-12 1997-04-22 Sumitomo Electric Ind Ltd オールケーシング工法用掘削刃
JPH10306674A (ja) * 1997-05-08 1998-11-17 Toho Kinzoku Kk 掘削用ビット
JP2019039219A (ja) * 2017-08-25 2019-03-14 エポコラム機工株式会社 掘削刃体
CN113994067A (zh) * 2019-05-21 2022-01-28 金属工具株式会社 一种螺旋钻头
WO2022080161A1 (ja) * 2020-10-13 2022-04-21 金属工具株式会社 多方向オーガービット

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09105289A (ja) * 1995-10-12 1997-04-22 Sumitomo Electric Ind Ltd オールケーシング工法用掘削刃
JPH10306674A (ja) * 1997-05-08 1998-11-17 Toho Kinzoku Kk 掘削用ビット
JP2019039219A (ja) * 2017-08-25 2019-03-14 エポコラム機工株式会社 掘削刃体
CN113994067A (zh) * 2019-05-21 2022-01-28 金属工具株式会社 一种螺旋钻头
WO2022080161A1 (ja) * 2020-10-13 2022-04-21 金属工具株式会社 多方向オーガービット
JP2022063934A (ja) * 2020-10-13 2022-04-25 金属工具株式会社 多方向オーガービット

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