JPH02106091U - - Google Patents

Info

Publication number
JPH02106091U
JPH02106091U JP1422189U JP1422189U JPH02106091U JP H02106091 U JPH02106091 U JP H02106091U JP 1422189 U JP1422189 U JP 1422189U JP 1422189 U JP1422189 U JP 1422189U JP H02106091 U JPH02106091 U JP H02106091U
Authority
JP
Japan
Prior art keywords
wedge
bit
shank
curved surface
shaped
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.)
Granted
Application number
JP1422189U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0633030Y2 (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 JP1422189U priority Critical patent/JPH0633030Y2/ja
Publication of JPH02106091U publication Critical patent/JPH02106091U/ja
Application granted granted Critical
Publication of JPH0633030Y2 publication Critical patent/JPH0633030Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP1422189U 1989-02-08 1989-02-08 回転ドリルヘッド用ビット Expired - Lifetime JPH0633030Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1422189U JPH0633030Y2 (ja) 1989-02-08 1989-02-08 回転ドリルヘッド用ビット

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1422189U JPH0633030Y2 (ja) 1989-02-08 1989-02-08 回転ドリルヘッド用ビット

Publications (2)

Publication Number Publication Date
JPH02106091U true JPH02106091U (enExample) 1990-08-23
JPH0633030Y2 JPH0633030Y2 (ja) 1994-08-31

Family

ID=31225229

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1422189U Expired - Lifetime JPH0633030Y2 (ja) 1989-02-08 1989-02-08 回転ドリルヘッド用ビット

Country Status (1)

Country Link
JP (1) JPH0633030Y2 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020235407A1 (ja) * 2019-05-21 2020-11-26 金属工具株式会社 オーガービット

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020235407A1 (ja) * 2019-05-21 2020-11-26 金属工具株式会社 オーガービット
JP2020190100A (ja) * 2019-05-21 2020-11-26 金属工具株式会社 オーガービット
CN113994067A (zh) * 2019-05-21 2022-01-28 金属工具株式会社 一种螺旋钻头
US11795765B2 (en) 2019-05-21 2023-10-24 Metal Tool Inc Auger bit

Also Published As

Publication number Publication date
JPH0633030Y2 (ja) 1994-08-31

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