JPS5524822A - Deep hole drill - Google Patents
Deep hole drillInfo
- Publication number
- JPS5524822A JPS5524822A JP9472878A JP9472878A JPS5524822A JP S5524822 A JPS5524822 A JP S5524822A JP 9472878 A JP9472878 A JP 9472878A JP 9472878 A JP9472878 A JP 9472878A JP S5524822 A JPS5524822 A JP S5524822A
- Authority
- JP
- Japan
- Prior art keywords
- drill
- concave groove
- heel section
- deep hole
- hole drill
- 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
Links
Landscapes
- Drilling Tools (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP53094728A JPS5816966B2 (ja) | 1978-08-02 | 1978-08-02 | 深孔用ドリル |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP53094728A JPS5816966B2 (ja) | 1978-08-02 | 1978-08-02 | 深孔用ドリル |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5524822A true JPS5524822A (en) | 1980-02-22 |
JPS5816966B2 JPS5816966B2 (ja) | 1983-04-04 |
Family
ID=14118165
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP53094728A Expired JPS5816966B2 (ja) | 1978-08-02 | 1978-08-02 | 深孔用ドリル |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5816966B2 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4722644A (en) * | 1985-03-08 | 1988-02-02 | Hawera Prazisionswerkzeuge Gmbh | Multi-lip drill |
US5003279A (en) * | 1987-01-06 | 1991-03-26 | Murata Manufacturing Co., Ltd. | Chip-type coil |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2912887A (en) * | 1958-03-17 | 1959-11-17 | Rudolf W Andreasson | Single-double spiral drill |
-
1978
- 1978-08-02 JP JP53094728A patent/JPS5816966B2/ja not_active Expired
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2912887A (en) * | 1958-03-17 | 1959-11-17 | Rudolf W Andreasson | Single-double spiral drill |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4722644A (en) * | 1985-03-08 | 1988-02-02 | Hawera Prazisionswerkzeuge Gmbh | Multi-lip drill |
US5003279A (en) * | 1987-01-06 | 1991-03-26 | Murata Manufacturing Co., Ltd. | Chip-type coil |
Also Published As
Publication number | Publication date |
---|---|
JPS5816966B2 (ja) | 1983-04-04 |
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