JPH02122712U - - Google Patents

Info

Publication number
JPH02122712U
JPH02122712U JP2999789U JP2999789U JPH02122712U JP H02122712 U JPH02122712 U JP H02122712U JP 2999789 U JP2999789 U JP 2999789U JP 2999789 U JP2999789 U JP 2999789U JP H02122712 U JPH02122712 U JP H02122712U
Authority
JP
Japan
Prior art keywords
drill
core thickness
ratio
diameter
printed circuit
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.)
Pending
Application number
JP2999789U
Other languages
English (en)
Japanese (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 JP2999789U priority Critical patent/JPH02122712U/ja
Publication of JPH02122712U publication Critical patent/JPH02122712U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Drilling Tools (AREA)
JP2999789U 1989-03-15 1989-03-15 Pending JPH02122712U (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2999789U JPH02122712U (enrdf_load_stackoverflow) 1989-03-15 1989-03-15

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2999789U JPH02122712U (enrdf_load_stackoverflow) 1989-03-15 1989-03-15

Publications (1)

Publication Number Publication Date
JPH02122712U true JPH02122712U (enrdf_load_stackoverflow) 1990-10-09

Family

ID=31254667

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2999789U Pending JPH02122712U (enrdf_load_stackoverflow) 1989-03-15 1989-03-15

Country Status (1)

Country Link
JP (1) JPH02122712U (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20130066599A (ko) * 2010-04-27 2013-06-20 산드빅 인터렉츄얼 프로퍼티 에이비 첨단 재료용 트위스트 드릴
JP2014144517A (ja) * 2013-01-30 2014-08-14 Kyocera Corp ドリル、工具および被削材の切削方法
JPWO2018092729A1 (ja) * 2016-11-15 2019-10-17 京セラ株式会社 回転工具及びそれを用いた切削加工物の製造方法

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20130066599A (ko) * 2010-04-27 2013-06-20 산드빅 인터렉츄얼 프로퍼티 에이비 첨단 재료용 트위스트 드릴
JP2013525129A (ja) * 2010-04-27 2013-06-20 サンドビック インテレクチュアル プロパティー アクティエボラーグ 先端材料用のツイストドリル
US10471521B2 (en) 2010-04-27 2019-11-12 Sandvik Intellectual Property Ab Twist drill for advanced materials
JP2014144517A (ja) * 2013-01-30 2014-08-14 Kyocera Corp ドリル、工具および被削材の切削方法
JPWO2018092729A1 (ja) * 2016-11-15 2019-10-17 京セラ株式会社 回転工具及びそれを用いた切削加工物の製造方法

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