JPH0416234Y2 - - Google Patents

Info

Publication number
JPH0416234Y2
JPH0416234Y2 JP5245987U JP5245987U JPH0416234Y2 JP H0416234 Y2 JPH0416234 Y2 JP H0416234Y2 JP 5245987 U JP5245987 U JP 5245987U JP 5245987 U JP5245987 U JP 5245987U JP H0416234 Y2 JPH0416234 Y2 JP H0416234Y2
Authority
JP
Japan
Prior art keywords
tooth tip
holder
bit
drill
tip
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
JP5245987U
Other languages
English (en)
Japanese (ja)
Other versions
JPS63159788U (en]
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 JP5245987U priority Critical patent/JPH0416234Y2/ja
Publication of JPS63159788U publication Critical patent/JPS63159788U/ja
Application granted granted Critical
Publication of JPH0416234Y2 publication Critical patent/JPH0416234Y2/ja
Expired legal-status Critical Current

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Landscapes

  • Earth Drilling (AREA)
JP5245987U 1987-04-06 1987-04-06 Expired JPH0416234Y2 (en])

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5245987U JPH0416234Y2 (en]) 1987-04-06 1987-04-06

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5245987U JPH0416234Y2 (en]) 1987-04-06 1987-04-06

Publications (2)

Publication Number Publication Date
JPS63159788U JPS63159788U (en]) 1988-10-19
JPH0416234Y2 true JPH0416234Y2 (en]) 1992-04-10

Family

ID=30877644

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5245987U Expired JPH0416234Y2 (en]) 1987-04-06 1987-04-06

Country Status (1)

Country Link
JP (1) JPH0416234Y2 (en])

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5859079B2 (ja) * 2014-09-03 2016-02-10 有限会社清和実業 オーガスクリュー

Also Published As

Publication number Publication date
JPS63159788U (en]) 1988-10-19

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