JPS61120411U - - Google Patents

Info

Publication number
JPS61120411U
JPS61120411U JP225685U JP225685U JPS61120411U JP S61120411 U JPS61120411 U JP S61120411U JP 225685 U JP225685 U JP 225685U JP 225685 U JP225685 U JP 225685U JP S61120411 U JPS61120411 U JP S61120411U
Authority
JP
Japan
Prior art keywords
gullet part
preceding gullet
thickest
thinnest
circumferential
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
JP225685U
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 JP225685U priority Critical patent/JPS61120411U/ja
Publication of JPS61120411U publication Critical patent/JPS61120411U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Drilling Tools (AREA)

Description

【図面の簡単な説明】
第1図は環状穿孔刃物の例として示したホール
ソーの斜視図、第2図は第1図の下面拡大図、第
3図は切削中の環状突孔刃物の内刃、中刃、外刃
の作用説明図。 (図面の主要部を表わす符号の説明)1……環
状突孔刃物、3……刃物本体、7……ねじれ溝、
13……内刃、15……中刃、17……外刃。

Claims (1)

    【実用新案登録請求の範囲】
  1. 円筒状の刃物本体先端部に円周方向と半径方向
    に離隔した複数の切刃を設け、最も内側に位置す
    る切刃には先行する最も肉厚の薄いガレツト部を
    設け、量も外側に位置する切刃には先行する最も
    肉厚の厚いガレツト部を設けたことを特徴とする
    環状穿孔刃物。
JP225685U 1985-01-14 1985-01-14 Pending JPS61120411U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP225685U JPS61120411U (ja) 1985-01-14 1985-01-14

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP225685U JPS61120411U (ja) 1985-01-14 1985-01-14

Publications (1)

Publication Number Publication Date
JPS61120411U true JPS61120411U (ja) 1986-07-29

Family

ID=30475760

Family Applications (1)

Application Number Title Priority Date Filing Date
JP225685U Pending JPS61120411U (ja) 1985-01-14 1985-01-14

Country Status (1)

Country Link
JP (1) JPS61120411U (ja)

Similar Documents

Publication Publication Date Title
JPS6446112U (ja)
JPS61120411U (ja)
JPS61120412U (ja)
JPS63133338U (ja)
JPS61120413U (ja)
JPS61148135U (ja)
JPS61166714U (ja)
JPS59186028U (ja) 刈払機用回転刃
JPS6325505U (ja)
JPS59184776U (ja) ロ−タリ−式電気かみそり
JPS6323931U (ja)
JPS6450775U (ja)
JPS6011794U (ja) 回転加工工具
JPS5844199U (ja) ミシン目を加工するロ−タリ−・カッタ−
JPH01121692U (ja)
JPS5888896U (ja) パイナツプル切截刃
JPS634214U (ja)
JPS5880117U (ja) ホ−ルカツタ−
JPS61134813U (ja)
JPS5986909U (ja) ホ−ルソ−
JPS6013114U (ja) 歯科治療用リ−マ
JPS6210042U (ja)
JPS62188314U (ja)
JPH0482922U (ja)
JPS61124281U (ja)