JPH0746496Y2 - 小孔穿孔用回転ドリル - Google Patents

小孔穿孔用回転ドリル

Info

Publication number
JPH0746496Y2
JPH0746496Y2 JP1988028515U JP2851588U JPH0746496Y2 JP H0746496 Y2 JPH0746496 Y2 JP H0746496Y2 JP 1988028515 U JP1988028515 U JP 1988028515U JP 2851588 U JP2851588 U JP 2851588U JP H0746496 Y2 JPH0746496 Y2 JP H0746496Y2
Authority
JP
Japan
Prior art keywords
center
diamond bit
discharge hole
rotary drill
tip side
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
JP1988028515U
Other languages
English (en)
Japanese (ja)
Other versions
JPH01131512U (US07902200-20110308-C00004.png
Inventor
洋右 吉野
Original Assignee
有限会社吉野精機
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 有限会社吉野精機 filed Critical 有限会社吉野精機
Priority to JP1988028515U priority Critical patent/JPH0746496Y2/ja
Publication of JPH01131512U publication Critical patent/JPH01131512U/ja
Application granted granted Critical
Publication of JPH0746496Y2 publication Critical patent/JPH0746496Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Polishing Bodies And Polishing Tools (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
JP1988028515U 1988-03-03 1988-03-03 小孔穿孔用回転ドリル Expired - Lifetime JPH0746496Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988028515U JPH0746496Y2 (ja) 1988-03-03 1988-03-03 小孔穿孔用回転ドリル

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988028515U JPH0746496Y2 (ja) 1988-03-03 1988-03-03 小孔穿孔用回転ドリル

Publications (2)

Publication Number Publication Date
JPH01131512U JPH01131512U (US07902200-20110308-C00004.png) 1989-09-06
JPH0746496Y2 true JPH0746496Y2 (ja) 1995-10-25

Family

ID=31251944

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988028515U Expired - Lifetime JPH0746496Y2 (ja) 1988-03-03 1988-03-03 小孔穿孔用回転ドリル

Country Status (1)

Country Link
JP (1) JPH0746496Y2 (US07902200-20110308-C00004.png)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0739525Y2 (ja) * 1989-09-11 1995-09-13 三京ダイヤモンド工業株式会社 ドリル
JP2000210874A (ja) * 1999-01-21 2000-08-02 Nikon Corp ドリル及び加工方法、並びにステ―ジ加工方法及び露光装置の製造方法
JP2000254915A (ja) * 2000-01-01 2000-09-19 Nikon Corp ドリル
DE10041911B4 (de) * 2000-08-25 2009-02-05 Hilti Aktiengesellschaft Diamantbohrkrone
JP2002239919A (ja) * 2000-12-14 2002-08-28 Tenryu Saw Mfg Co Ltd メタルボンド穴あけ及び中ぐり工具
JP4136751B2 (ja) * 2003-03-27 2008-08-20 株式会社ノリタケスーパーアブレーシブ 軸付き砥石
JP2018167346A (ja) * 2017-03-29 2018-11-01 京セラ株式会社 切削工具

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6087650U (ja) * 1983-11-24 1985-06-15 東急建設株式会社 ドリルの刃
IT1209505B (it) * 1984-02-24 1989-08-30 North Bel Spa Procedimento per l'ottenimento di utensili diamantati, in specie per odontoiatria, a zone diamantate delimitate da solchi con doppio effetto di taglio e d'abrasione.

Also Published As

Publication number Publication date
JPH01131512U (US07902200-20110308-C00004.png) 1989-09-06

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