JPS6272011U - - Google Patents

Info

Publication number
JPS6272011U
JPS6272011U JP16335385U JP16335385U JPS6272011U JP S6272011 U JPS6272011 U JP S6272011U JP 16335385 U JP16335385 U JP 16335385U JP 16335385 U JP16335385 U JP 16335385U JP S6272011 U JPS6272011 U JP S6272011U
Authority
JP
Japan
Prior art keywords
shank
arc
chamfered
radius
small diameter
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
JP16335385U
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 JP16335385U priority Critical patent/JPS6272011U/ja
Publication of JPS6272011U publication Critical patent/JPS6272011U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Drilling Tools (AREA)

Description

【図面の簡単な説明】
第1図および第2図は本考案の一実施例と他の
実施例とにおける側面図、第3図は従来の側面図
、第4図は小径ドリルと工作機械要部との断面図
である。 13…コレツトチヤツク、21,22…小径ド
リル、21A,22A…シヤンク。

Claims (1)

    【実用新案登録請求の範囲】
  1. シヤンク端部をその半径が前記シヤンク半径で
    ある円弧に形成するか、或いは前記シヤンク端部
    に面取りを行いその面取り角部を円弧で結ぶよう
    にした小径ドリルのシヤンク構造。
JP16335385U 1985-10-24 1985-10-24 Pending JPS6272011U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16335385U JPS6272011U (ja) 1985-10-24 1985-10-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16335385U JPS6272011U (ja) 1985-10-24 1985-10-24

Publications (1)

Publication Number Publication Date
JPS6272011U true JPS6272011U (ja) 1987-05-08

Family

ID=31091470

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16335385U Pending JPS6272011U (ja) 1985-10-24 1985-10-24

Country Status (1)

Country Link
JP (1) JPS6272011U (ja)

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