JPS6022212U - 超硬ドリル - Google Patents

超硬ドリル

Info

Publication number
JPS6022212U
JPS6022212U JP11544783U JP11544783U JPS6022212U JP S6022212 U JPS6022212 U JP S6022212U JP 11544783 U JP11544783 U JP 11544783U JP 11544783 U JP11544783 U JP 11544783U JP S6022212 U JPS6022212 U JP S6022212U
Authority
JP
Japan
Prior art keywords
drill
discharge groove
chip discharge
tip
carbide
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
JP11544783U
Other languages
English (en)
Japanese (ja)
Other versions
JPS6144728Y2 (ko
Inventor
嶋野　高正
真司 黒田
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 JP11544783U priority Critical patent/JPS6022212U/ja
Publication of JPS6022212U publication Critical patent/JPS6022212U/ja
Application granted granted Critical
Publication of JPS6144728Y2 publication Critical patent/JPS6144728Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Drilling Tools (AREA)
JP11544783U 1983-07-25 1983-07-25 超硬ドリル Granted JPS6022212U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11544783U JPS6022212U (ja) 1983-07-25 1983-07-25 超硬ドリル

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11544783U JPS6022212U (ja) 1983-07-25 1983-07-25 超硬ドリル

Publications (2)

Publication Number Publication Date
JPS6022212U true JPS6022212U (ja) 1985-02-15
JPS6144728Y2 JPS6144728Y2 (ko) 1986-12-16

Family

ID=30266490

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11544783U Granted JPS6022212U (ja) 1983-07-25 1983-07-25 超硬ドリル

Country Status (1)

Country Link
JP (1) JPS6022212U (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61141007U (ko) * 1985-02-21 1986-09-01

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5652110A (en) * 1979-10-02 1981-05-11 Mitsubishi Metal Corp Rotary cutting tool with bottom blade
JPS5771714A (en) * 1980-10-23 1982-05-04 Toshiba Corp Drill for hard to cutting material

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5652110A (en) * 1979-10-02 1981-05-11 Mitsubishi Metal Corp Rotary cutting tool with bottom blade
JPS5771714A (en) * 1980-10-23 1982-05-04 Toshiba Corp Drill for hard to cutting material

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61141007U (ko) * 1985-02-21 1986-09-01

Also Published As

Publication number Publication date
JPS6144728Y2 (ko) 1986-12-16

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