JPH0365613U - - Google Patents

Info

Publication number
JPH0365613U
JPH0365613U JP12672789U JP12672789U JPH0365613U JP H0365613 U JPH0365613 U JP H0365613U JP 12672789 U JP12672789 U JP 12672789U JP 12672789 U JP12672789 U JP 12672789U JP H0365613 U JPH0365613 U JP H0365613U
Authority
JP
Japan
Prior art keywords
diameter
tip
main body
base
cut
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
JP12672789U
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 JP12672789U priority Critical patent/JPH0365613U/ja
Publication of JPH0365613U publication Critical patent/JPH0365613U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Drilling Tools (AREA)

Description

【図面の簡単な説明】
第1図は実施例の斜視図、第2図は同上の縦断
面図、第3図は第2図の−線の断面図、第4
図は使用状態の正面図である。 1……本体、2……柄、3……凹部、4……膨
出部、5……テーパ部、6……切り割れ、7……
下穴、8……ホールソー、9……基部、10……
穴、11……ビス、12……デツキプレート、1
3……切屑。

Claims (1)

    【実用新案登録請求の範囲】
  1. 円柱状の本体の基部側端面に柄を突設すると共
    に、先端部に基部より大径の膨出部を設け、その
    膨出部から本体の先端までの間に先端が小径にな
    るテーパ部を設け、テーパ部の先端面から本体の
    中程にわたり切り割れを設け、本体の基部の径を
    被切削材に形成される下穴の径と一致せしめ、テ
    ーパ部の径方向の圧縮により膨出部が下穴の径以
    下の径に弾性変形するようにしたホールソーの補
    助具。
JP12672789U 1989-10-30 1989-10-30 Pending JPH0365613U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12672789U JPH0365613U (ja) 1989-10-30 1989-10-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12672789U JPH0365613U (ja) 1989-10-30 1989-10-30

Publications (1)

Publication Number Publication Date
JPH0365613U true JPH0365613U (ja) 1991-06-26

Family

ID=31674522

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12672789U Pending JPH0365613U (ja) 1989-10-30 1989-10-30

Country Status (1)

Country Link
JP (1) JPH0365613U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006247811A (ja) * 2005-03-14 2006-09-21 Tabuchi Corp 水道配管の穿孔カッター

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006247811A (ja) * 2005-03-14 2006-09-21 Tabuchi Corp 水道配管の穿孔カッター

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