JPH061768Y2 - コンクリ−ト穿孔用回転ドリル - Google Patents

コンクリ−ト穿孔用回転ドリル

Info

Publication number
JPH061768Y2
JPH061768Y2 JP1987084023U JP8402387U JPH061768Y2 JP H061768 Y2 JPH061768 Y2 JP H061768Y2 JP 1987084023 U JP1987084023 U JP 1987084023U JP 8402387 U JP8402387 U JP 8402387U JP H061768 Y2 JPH061768 Y2 JP H061768Y2
Authority
JP
Japan
Prior art keywords
cutting
hole
slit
cutting member
tip
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.)
Expired - Lifetime
Application number
JP1987084023U
Other languages
English (en)
Japanese (ja)
Other versions
JPS63192008U (it
Inventor
紘光 沖長
Original Assignee
日研ツ−ル株式会社
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 by 日研ツ−ル株式会社 filed Critical 日研ツ−ル株式会社
Priority to JP1987084023U priority Critical patent/JPH061768Y2/ja
Publication of JPS63192008U publication Critical patent/JPS63192008U/ja
Application granted granted Critical
Publication of JPH061768Y2 publication Critical patent/JPH061768Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Drilling Tools (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
JP1987084023U 1987-05-30 1987-05-30 コンクリ−ト穿孔用回転ドリル Expired - Lifetime JPH061768Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987084023U JPH061768Y2 (ja) 1987-05-30 1987-05-30 コンクリ−ト穿孔用回転ドリル

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987084023U JPH061768Y2 (ja) 1987-05-30 1987-05-30 コンクリ−ト穿孔用回転ドリル

Publications (2)

Publication Number Publication Date
JPS63192008U JPS63192008U (it) 1988-12-12
JPH061768Y2 true JPH061768Y2 (ja) 1994-01-19

Family

ID=30938147

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987084023U Expired - Lifetime JPH061768Y2 (ja) 1987-05-30 1987-05-30 コンクリ−ト穿孔用回転ドリル

Country Status (1)

Country Link
JP (1) JPH061768Y2 (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5319928B2 (ja) * 2008-02-04 2013-10-16 本田技研工業株式会社 ボーリング工具及び孔開け加工方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5964216U (ja) * 1982-10-25 1984-04-27 東芝タンガロイ株式会社 タイル用のドリル
JPS61146412A (ja) * 1984-12-20 1986-07-04 Hiromitsu Okinaga コンクリ−ト構造物用穿孔ドリル

Also Published As

Publication number Publication date
JPS63192008U (it) 1988-12-12

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