JPS61141008U - - Google Patents

Info

Publication number
JPS61141008U
JPS61141008U JP2413085U JP2413085U JPS61141008U JP S61141008 U JPS61141008 U JP S61141008U JP 2413085 U JP2413085 U JP 2413085U JP 2413085 U JP2413085 U JP 2413085U JP S61141008 U JPS61141008 U JP S61141008U
Authority
JP
Japan
Prior art keywords
end side
discharge groove
chip discharge
twist drill
smaller
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
JP2413085U
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 JP2413085U priority Critical patent/JPS61141008U/ja
Publication of JPS61141008U publication Critical patent/JPS61141008U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Drilling Tools (AREA)
JP2413085U 1985-02-21 1985-02-21 Pending JPS61141008U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2413085U JPS61141008U (zh) 1985-02-21 1985-02-21

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2413085U JPS61141008U (zh) 1985-02-21 1985-02-21

Publications (1)

Publication Number Publication Date
JPS61141008U true JPS61141008U (zh) 1986-09-01

Family

ID=30518000

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2413085U Pending JPS61141008U (zh) 1985-02-21 1985-02-21

Country Status (1)

Country Link
JP (1) JPS61141008U (zh)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03142117A (ja) * 1989-10-27 1991-06-17 Mitsubishi Materials Corp 穴明け工具
JP2006528078A (ja) * 2003-07-23 2006-12-14 ケンナメタル　インコーポレイテッド ドリル
US11911830B2 (en) 2019-06-13 2024-02-27 Kennametal India Ltd. Indexable drilling inserts

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5338953U (zh) * 1976-09-08 1978-04-05

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5338953U (zh) * 1976-09-08 1978-04-05

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03142117A (ja) * 1989-10-27 1991-06-17 Mitsubishi Materials Corp 穴明け工具
JP2006528078A (ja) * 2003-07-23 2006-12-14 ケンナメタル　インコーポレイテッド ドリル
JP4802095B2 (ja) * 2003-07-23 2011-10-26 ケンナメタル インコーポレイテッド ドリル
US11911830B2 (en) 2019-06-13 2024-02-27 Kennametal India Ltd. Indexable drilling inserts

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