JPS58146613U - ドリル - Google Patents

ドリル

Info

Publication number
JPS58146613U
JPS58146613U JP4301482U JP4301482U JPS58146613U JP S58146613 U JPS58146613 U JP S58146613U JP 4301482 U JP4301482 U JP 4301482U JP 4301482 U JP4301482 U JP 4301482U JP S58146613 U JPS58146613 U JP S58146613U
Authority
JP
Japan
Prior art keywords
edge
cutting edge
cutting
drill
bulge
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
JP4301482U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0222172Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
薫 後藤
高谷　末治
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.)
Mitsubishi Materials Corp
Original Assignee
Mitsubishi Materials 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 Mitsubishi Materials Corp filed Critical Mitsubishi Materials Corp
Priority to JP4301482U priority Critical patent/JPS58146613U/ja
Publication of JPS58146613U publication Critical patent/JPS58146613U/ja
Application granted granted Critical
Publication of JPH0222172Y2 publication Critical patent/JPH0222172Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Drilling Tools (AREA)
JP4301482U 1982-03-26 1982-03-26 ドリル Granted JPS58146613U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4301482U JPS58146613U (ja) 1982-03-26 1982-03-26 ドリル

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4301482U JPS58146613U (ja) 1982-03-26 1982-03-26 ドリル

Publications (2)

Publication Number Publication Date
JPS58146613U true JPS58146613U (ja) 1983-10-03
JPH0222172Y2 JPH0222172Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-06-14

Family

ID=30054112

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4301482U Granted JPS58146613U (ja) 1982-03-26 1982-03-26 ドリル

Country Status (1)

Country Link
JP (1) JPS58146613U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61270010A (ja) * 1985-05-24 1986-11-29 Toshiba Tungaloy Co Ltd 穴あけ工具

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61270010A (ja) * 1985-05-24 1986-11-29 Toshiba Tungaloy Co Ltd 穴あけ工具

Also Published As

Publication number Publication date
JPH0222172Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-06-14

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