JPS5880114U - 二枚刃の穴明け工具 - Google Patents

二枚刃の穴明け工具

Info

Publication number
JPS5880114U
JPS5880114U JP17557581U JP17557581U JPS5880114U JP S5880114 U JPS5880114 U JP S5880114U JP 17557581 U JP17557581 U JP 17557581U JP 17557581 U JP17557581 U JP 17557581U JP S5880114 U JPS5880114 U JP S5880114U
Authority
JP
Japan
Prior art keywords
tool body
curved parts
cutting
drilling tool
convex curved
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.)
Granted
Application number
JP17557581U
Other languages
English (en)
Japanese (ja)
Other versions
JPS628973Y2 (de
Inventor
能上　進
高田　義人
糟谷　博
Original Assignee
三菱マテリアル株式会社
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 三菱マテリアル株式会社 filed Critical 三菱マテリアル株式会社
Priority to JP17557581U priority Critical patent/JPS5880114U/ja
Publication of JPS5880114U publication Critical patent/JPS5880114U/ja
Application granted granted Critical
Publication of JPS628973Y2 publication Critical patent/JPS628973Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Drilling Tools (AREA)
JP17557581U 1981-11-26 1981-11-26 二枚刃の穴明け工具 Granted JPS5880114U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17557581U JPS5880114U (ja) 1981-11-26 1981-11-26 二枚刃の穴明け工具

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17557581U JPS5880114U (ja) 1981-11-26 1981-11-26 二枚刃の穴明け工具

Publications (2)

Publication Number Publication Date
JPS5880114U true JPS5880114U (ja) 1983-05-31
JPS628973Y2 JPS628973Y2 (de) 1987-03-02

Family

ID=29967983

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17557581U Granted JPS5880114U (ja) 1981-11-26 1981-11-26 二枚刃の穴明け工具

Country Status (1)

Country Link
JP (1) JPS5880114U (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008062369A (ja) * 2006-09-11 2008-03-21 Tungaloy Corp 穴あけ工具に取り付けられるチップの製造方法、並びに穴あけ工具の製造方法および穴あけ工具
JP2014168822A (ja) * 2013-03-01 2014-09-18 Sumitomo Electric Hardmetal Corp ３枚刃ツイストドリル
JP2015131384A (ja) * 2014-01-16 2015-07-23 三菱日立ツール株式会社 ドリル

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008062369A (ja) * 2006-09-11 2008-03-21 Tungaloy Corp 穴あけ工具に取り付けられるチップの製造方法、並びに穴あけ工具の製造方法および穴あけ工具
JP2014168822A (ja) * 2013-03-01 2014-09-18 Sumitomo Electric Hardmetal Corp ３枚刃ツイストドリル
JP2015131384A (ja) * 2014-01-16 2015-07-23 三菱日立ツール株式会社 ドリル

Also Published As

Publication number Publication date
JPS628973Y2 (de) 1987-03-02

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