JPS6189415U - - Google Patents

Info

Publication number
JPS6189415U
JPS6189415U JP17458684U JP17458684U JPS6189415U JP S6189415 U JPS6189415 U JP S6189415U JP 17458684 U JP17458684 U JP 17458684U JP 17458684 U JP17458684 U JP 17458684U JP S6189415 U JPS6189415 U JP S6189415U
Authority
JP
Japan
Prior art keywords
coating
radius
blade
utility
scope
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
JP17458684U
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 JP17458684U priority Critical patent/JPS6189415U/ja
Publication of JPS6189415U publication Critical patent/JPS6189415U/ja
Pending legal-status Critical Current

Links

Description

【図面の簡単な説明】
第1図および第4図は本考案の実施例を示した
ドリルおよびリーマの刃先部分の拡大断面図、第
2図および第5図はドリルおよびリーマの側面図
、第3図は第2図のA−A線断面図そして第6図
および第7図は従来のドリルおよびリーマに硬質
物質をコーテイングした刃先部分のそれぞれ拡大
断面図である。 1…硬質皮膜、2…マージン部、3…刃先。

Claims (1)

    【実用新案登録請求の範囲】
  1. マージン部の刃先に半径10〜500μmの丸
    味が形成され、刃部表面に硬質物質がコーテイン
    グされていることを特徴とする穴あけ工具。
JP17458684U 1984-11-16 1984-11-16 Pending JPS6189415U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17458684U JPS6189415U (ja) 1984-11-16 1984-11-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17458684U JPS6189415U (ja) 1984-11-16 1984-11-16

Publications (1)

Publication Number Publication Date
JPS6189415U true JPS6189415U (ja) 1986-06-11

Family

ID=30732205

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17458684U Pending JPS6189415U (ja) 1984-11-16 1984-11-16

Country Status (1)

Country Link
JP (1) JPS6189415U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6923602B2 (en) 2002-04-03 2005-08-02 Ogo Corporation Drill having construction for reducing thrust load in drilling operation, and method of manufacturing the drill

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6923602B2 (en) 2002-04-03 2005-08-02 Ogo Corporation Drill having construction for reducing thrust load in drilling operation, and method of manufacturing the drill

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