JPH0214U - - Google Patents

Info

Publication number
JPH0214U
JPH0214U JP7276088U JP7276088U JPH0214U JP H0214 U JPH0214 U JP H0214U JP 7276088 U JP7276088 U JP 7276088U JP 7276088 U JP7276088 U JP 7276088U JP H0214 U JPH0214 U JP H0214U
Authority
JP
Japan
Prior art keywords
tool steel
blade
drilling cutting
steel
cutting tool
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
JP7276088U
Other languages
English (en)
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 JP7276088U priority Critical patent/JPH0214U/ja
Publication of JPH0214U publication Critical patent/JPH0214U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Drilling Tools (AREA)
  • Milling, Broaching, Filing, Reaming, And Others (AREA)

Description

【図面の簡単な説明】
第1図は本考案品のテーパドリルの正面図、第
2図は本考案品のストレートドリルの正面図、第
3図は本考案品のリーマの正面図、第4図は従来
品のテーパドリル正面図、第5図は従来品のスト
レートドリルの正面図、第6図は従来品のリーマ
の正面図である。 1…刃部、2…先端、3…溝、6…溶接位置。
補正 昭63.7.19 実用新案登録請求の範囲を次のように補正する
【実用新案登録請求の範囲】 刃部の高速度工具鋼(溶解材又は粉末焼結材)
と柄部の炭素鋼、合金鋼又は工具鋼を溶接した穴
明け切削工具において、刃部の高速度工具鋼の長
さを外径Dの2.5D以下としたことを特徴とす
る穴明け切削工具。

Claims (1)

    【実用新案登録請求の範囲】
  1. 刃部の高速度工具鋼(溶解材又は粉末焼結材)
    と柄部の合金工具鋼を溶接した穴明け切削工具に
    おいて、刃部の高速度工具鋼の長さを外径Dの2
    .5D以下としたことを特徴とする穴明け切削工
    具。
JP7276088U 1988-06-02 1988-06-02 Pending JPH0214U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7276088U JPH0214U (ja) 1988-06-02 1988-06-02

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7276088U JPH0214U (ja) 1988-06-02 1988-06-02

Publications (1)

Publication Number Publication Date
JPH0214U true JPH0214U (ja) 1990-01-05

Family

ID=31297911

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7276088U Pending JPH0214U (ja) 1988-06-02 1988-06-02

Country Status (1)

Country Link
JP (1) JPH0214U (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59169707A (ja) * 1983-03-14 1984-09-25 Sumitomo Electric Ind Ltd ドリル

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59169707A (ja) * 1983-03-14 1984-09-25 Sumitomo Electric Ind Ltd ドリル

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