JPS6374209U - - Google Patents

Info

Publication number
JPS6374209U
JPS6374209U JP16785386U JP16785386U JPS6374209U JP S6374209 U JPS6374209 U JP S6374209U JP 16785386 U JP16785386 U JP 16785386U JP 16785386 U JP16785386 U JP 16785386U JP S6374209 U JPS6374209 U JP S6374209U
Authority
JP
Japan
Prior art keywords
tips
drill
cutting
exceed
cutting area
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
JP16785386U
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 JP16785386U priority Critical patent/JPS6374209U/ja
Publication of JPS6374209U publication Critical patent/JPS6374209U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Drilling Tools (AREA)

Description

【図面の簡単な説明】
図は本考案の穴あけ工具を示したもので、第1
図は一部を断面した正面図、第2図は第1図の底
面図である。 1……シヤンク、2a,2b……チツプ、3…
…ドリル、12a,12b……チツプ座、13a
,13b……切刃。

Claims (1)

    【実用新案登録請求の範囲】
  1. シヤンク中央部に先行切削用のドリルを配置さ
    せるのと共に、前記ドリルの切削域を越えない位
    置から外周側に向つて複数のチツプを配置させ、
    該チツプと位相を異にし、かつ該チツプの切削域
    を越えない位置から複数の外周側切削用チツプを
    配置させ、前記ドリルおよびチツプのいずれもが
    着脱自在にその所定位置に固着されていることを
    特徴とする穴あけ工具。
JP16785386U 1986-10-31 1986-10-31 Pending JPS6374209U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16785386U JPS6374209U (ja) 1986-10-31 1986-10-31

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16785386U JPS6374209U (ja) 1986-10-31 1986-10-31

Publications (1)

Publication Number Publication Date
JPS6374209U true JPS6374209U (ja) 1988-05-18

Family

ID=31100178

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16785386U Pending JPS6374209U (ja) 1986-10-31 1986-10-31

Country Status (1)

Country Link
JP (1) JPS6374209U (ja)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59232703A (ja) * 1983-06-15 1984-12-27 Mitsubishi Metal Corp トレパニングツ−ル
JPS619207B2 (ja) * 1979-03-29 1986-03-20 Brother Ind Ltd

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS619207B2 (ja) * 1979-03-29 1986-03-20 Brother Ind Ltd
JPS59232703A (ja) * 1983-06-15 1984-12-27 Mitsubishi Metal Corp トレパニングツ−ル

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