JPS6314971Y2 - - Google Patents

Info

Publication number
JPS6314971Y2
JPS6314971Y2 JP1984098170U JP9817084U JPS6314971Y2 JP S6314971 Y2 JPS6314971 Y2 JP S6314971Y2 JP 1984098170 U JP1984098170 U JP 1984098170U JP 9817084 U JP9817084 U JP 9817084U JP S6314971 Y2 JPS6314971 Y2 JP S6314971Y2
Authority
JP
Japan
Prior art keywords
drill
spring
mounting recess
hole
support ball
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
JP1984098170U
Other languages
English (en)
Japanese (ja)
Other versions
JPS6116211U (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 JP9817084U priority Critical patent/JPS6116211U/ja
Publication of JPS6116211U publication Critical patent/JPS6116211U/ja
Application granted granted Critical
Publication of JPS6314971Y2 publication Critical patent/JPS6314971Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Drilling Tools (AREA)
JP9817084U 1984-06-29 1984-06-29 ホ−ルソ− Granted JPS6116211U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9817084U JPS6116211U (ja) 1984-06-29 1984-06-29 ホ−ルソ−

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9817084U JPS6116211U (ja) 1984-06-29 1984-06-29 ホ−ルソ−

Publications (2)

Publication Number Publication Date
JPS6116211U JPS6116211U (ja) 1986-01-30
JPS6314971Y2 true JPS6314971Y2 (cs) 1988-04-26

Family

ID=30657718

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9817084U Granted JPS6116211U (ja) 1984-06-29 1984-06-29 ホ−ルソ−

Country Status (1)

Country Link
JP (1) JPS6116211U (cs)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6021122Y2 (ja) * 1980-01-26 1985-06-24 昌明 宮永 切抜廃板の落下防止機構付コアドリル

Also Published As

Publication number Publication date
JPS6116211U (ja) 1986-01-30

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