JPS6116008Y2 - - Google Patents

Info

Publication number
JPS6116008Y2
JPS6116008Y2 JP16180282U JP16180282U JPS6116008Y2 JP S6116008 Y2 JPS6116008 Y2 JP S6116008Y2 JP 16180282 U JP16180282 U JP 16180282U JP 16180282 U JP16180282 U JP 16180282U JP S6116008 Y2 JPS6116008 Y2 JP S6116008Y2
Authority
JP
Japan
Prior art keywords
core bit
opening
water
guide ring
drilling
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
JP16180282U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5966520U (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 JP16180282U priority Critical patent/JPS5966520U/ja
Publication of JPS5966520U publication Critical patent/JPS5966520U/ja
Application granted granted Critical
Publication of JPS6116008Y2 publication Critical patent/JPS6116008Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Auxiliary Devices For Machine Tools (AREA)
  • Drilling Tools (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
JP16180282U 1982-10-26 1982-10-26 穿孔器具 Granted JPS5966520U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16180282U JPS5966520U (ja) 1982-10-26 1982-10-26 穿孔器具

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16180282U JPS5966520U (ja) 1982-10-26 1982-10-26 穿孔器具

Publications (2)

Publication Number Publication Date
JPS5966520U JPS5966520U (ja) 1984-05-04
JPS6116008Y2 true JPS6116008Y2 (en]) 1986-05-17

Family

ID=30355484

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16180282U Granted JPS5966520U (ja) 1982-10-26 1982-10-26 穿孔器具

Country Status (1)

Country Link
JP (1) JPS5966520U (en])

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0448886Y2 (en]) * 1986-01-27 1992-11-18
JP5556172B2 (ja) * 2009-12-29 2014-07-23 日立工機株式会社 ドリルビット

Also Published As

Publication number Publication date
JPS5966520U (ja) 1984-05-04

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