JPH0521313Y2 - - Google Patents

Info

Publication number
JPH0521313Y2
JPH0521313Y2 JP1987183968U JP18396887U JPH0521313Y2 JP H0521313 Y2 JPH0521313 Y2 JP H0521313Y2 JP 1987183968 U JP1987183968 U JP 1987183968U JP 18396887 U JP18396887 U JP 18396887U JP H0521313 Y2 JPH0521313 Y2 JP H0521313Y2
Authority
JP
Japan
Prior art keywords
drill
cutting edge
holder
tip
hole
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
JP1987183968U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0187850U (en, 2012
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 JP1987183968U priority Critical patent/JPH0521313Y2/ja
Publication of JPH0187850U publication Critical patent/JPH0187850U/ja
Application granted granted Critical
Publication of JPH0521313Y2 publication Critical patent/JPH0521313Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

JP1987183968U 1987-12-02 1987-12-02 Expired - Lifetime JPH0521313Y2 (en, 2012)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987183968U JPH0521313Y2 (en, 2012) 1987-12-02 1987-12-02

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987183968U JPH0521313Y2 (en, 2012) 1987-12-02 1987-12-02

Publications (2)

Publication Number Publication Date
JPH0187850U JPH0187850U (en, 2012) 1989-06-09
JPH0521313Y2 true JPH0521313Y2 (en, 2012) 1993-06-01

Family

ID=31475365

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987183968U Expired - Lifetime JPH0521313Y2 (en, 2012) 1987-12-02 1987-12-02

Country Status (1)

Country Link
JP (1) JPH0521313Y2 (en, 2012)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI803868B (zh) * 2021-05-07 2023-06-01 香港商創國興業有限公司 鑽頭的重製方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2833420C2 (de) * 1978-07-29 1981-12-24 Karl 7539 Kämpfelbach Reiling Vorrichtung zum Schleifen der Schneiden von Spiralbohrern
DE3031427C2 (de) * 1980-08-18 1987-01-22 Karl-Heinz Westport Conn. Giebmanns Hinterschleifvorrichtung für Bohrer

Also Published As

Publication number Publication date
JPH0187850U (en, 2012) 1989-06-09

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