JPH074093Y2 - 油穴付きツイストドリル - Google Patents

油穴付きツイストドリル

Info

Publication number
JPH074093Y2
JPH074093Y2 JP1908989U JP1908989U JPH074093Y2 JP H074093 Y2 JPH074093 Y2 JP H074093Y2 JP 1908989 U JP1908989 U JP 1908989U JP 1908989 U JP1908989 U JP 1908989U JP H074093 Y2 JPH074093 Y2 JP H074093Y2
Authority
JP
Japan
Prior art keywords
tip
oil hole
main body
hole
oil
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 - Lifetime
Application number
JP1908989U
Other languages
English (en)
Japanese (ja)
Other versions
JPH02110409U (enrdf_load_stackoverflow
Inventor
秀彦 大沢
康雄 深津
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
OSG Corp
Original Assignee
OSG Corp
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 by OSG Corp filed Critical OSG Corp
Priority to JP1908989U priority Critical patent/JPH074093Y2/ja
Publication of JPH02110409U publication Critical patent/JPH02110409U/ja
Application granted granted Critical
Publication of JPH074093Y2 publication Critical patent/JPH074093Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Drilling Tools (AREA)
JP1908989U 1989-02-21 1989-02-21 油穴付きツイストドリル Expired - Lifetime JPH074093Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1908989U JPH074093Y2 (ja) 1989-02-21 1989-02-21 油穴付きツイストドリル

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1908989U JPH074093Y2 (ja) 1989-02-21 1989-02-21 油穴付きツイストドリル

Publications (2)

Publication Number Publication Date
JPH02110409U JPH02110409U (enrdf_load_stackoverflow) 1990-09-04
JPH074093Y2 true JPH074093Y2 (ja) 1995-02-01

Family

ID=31234291

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1908989U Expired - Lifetime JPH074093Y2 (ja) 1989-02-21 1989-02-21 油穴付きツイストドリル

Country Status (1)

Country Link
JP (1) JPH074093Y2 (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5013896B2 (ja) * 2007-02-13 2012-08-29 京セラ株式会社 スローアウェイ式ドリルホルダの製造方法、スローアウェイ式ドリルホルダおよびそれを用いたスローアウェイ式ドリル並びにそれを用いた切削方法

Also Published As

Publication number Publication date
JPH02110409U (enrdf_load_stackoverflow) 1990-09-04

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