JPS5676313A - Twist drill - Google Patents

Twist drill

Info

Publication number
JPS5676313A
JPS5676313A JP14923979A JP14923979A JPS5676313A JP S5676313 A JPS5676313 A JP S5676313A JP 14923979 A JP14923979 A JP 14923979A JP 14923979 A JP14923979 A JP 14923979A JP S5676313 A JPS5676313 A JP S5676313A
Authority
JP
Japan
Prior art keywords
drill
twist drill
thickness
chisel edge
center thickness
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.)
Granted
Application number
JP14923979A
Other languages
English (en)
Japanese (ja)
Other versions
JPS626929B2 (enrdf_load_stackoverflow
Inventor
Takayuki Nishimura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
G N TOOL KK
Original Assignee
G N TOOL KK
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 G N TOOL KK filed Critical G N TOOL KK
Priority to JP14923979A priority Critical patent/JPS5676313A/ja
Publication of JPS5676313A publication Critical patent/JPS5676313A/ja
Publication of JPS626929B2 publication Critical patent/JPS626929B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Drilling Tools (AREA)
JP14923979A 1979-11-17 1979-11-17 Twist drill Granted JPS5676313A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14923979A JPS5676313A (en) 1979-11-17 1979-11-17 Twist drill

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14923979A JPS5676313A (en) 1979-11-17 1979-11-17 Twist drill

Publications (2)

Publication Number Publication Date
JPS5676313A true JPS5676313A (en) 1981-06-23
JPS626929B2 JPS626929B2 (enrdf_load_stackoverflow) 1987-02-14

Family

ID=15470917

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14923979A Granted JPS5676313A (en) 1979-11-17 1979-11-17 Twist drill

Country Status (1)

Country Link
JP (1) JPS5676313A (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5688083A (en) * 1993-05-20 1997-11-18 Iscar Ltd. Drilling tool and an indexing cutting insert for use therein
JP2010173007A (ja) * 2009-01-29 2010-08-12 Kyocera Corp ドリルおよび該ドリルを用いる切削方法
US20130136552A1 (en) * 2011-11-30 2013-05-30 Kyocera Corporation Drill and method of manufacturing machined product
CN104936730A (zh) * 2013-01-23 2015-09-23 钴碳化钨硬质合金公司 钻头

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6441097A (en) * 1987-08-06 1989-02-13 Fuji Electric Co Ltd Vending machine for card goods
JP4834183B1 (ja) * 2011-03-03 2011-12-14 株式会社ビック・ツール ドリル

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS541101U (enrdf_load_stackoverflow) * 1977-06-06 1979-01-06
JPS5414089A (en) * 1977-07-05 1979-02-01 Caterpillar Mitsubishi Ltd Drill with chip breaker for high hardness

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS541101U (enrdf_load_stackoverflow) * 1977-06-06 1979-01-06
JPS5414089A (en) * 1977-07-05 1979-02-01 Caterpillar Mitsubishi Ltd Drill with chip breaker for high hardness

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5688083A (en) * 1993-05-20 1997-11-18 Iscar Ltd. Drilling tool and an indexing cutting insert for use therein
JP2010173007A (ja) * 2009-01-29 2010-08-12 Kyocera Corp ドリルおよび該ドリルを用いる切削方法
US20120087753A1 (en) * 2009-01-29 2012-04-12 Kyocera Corporation Drill and cutting method using same
US20130136552A1 (en) * 2011-11-30 2013-05-30 Kyocera Corporation Drill and method of manufacturing machined product
US9623488B2 (en) * 2011-11-30 2017-04-18 Kyocera Corporation Drill and method of manufacturing machined product
CN104936730A (zh) * 2013-01-23 2015-09-23 钴碳化钨硬质合金公司 钻头
US9662719B2 (en) 2013-01-23 2017-05-30 Kennametal, Inc. Drill bit

Also Published As

Publication number Publication date
JPS626929B2 (enrdf_load_stackoverflow) 1987-02-14

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