JPH01114217U - - Google Patents
Info
- Publication number
- JPH01114217U JPH01114217U JP866788U JP866788U JPH01114217U JP H01114217 U JPH01114217 U JP H01114217U JP 866788 U JP866788 U JP 866788U JP 866788 U JP866788 U JP 866788U JP H01114217 U JPH01114217 U JP H01114217U
- Authority
- JP
- Japan
- Prior art keywords
- hole
- pipe
- shank
- head portion
- gun 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.)
- Pending
Links
- 238000003754 machining Methods 0.000 claims 1
Landscapes
- Drilling Tools (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP866788U JPH01114217U (xx) | 1988-01-25 | 1988-01-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP866788U JPH01114217U (xx) | 1988-01-25 | 1988-01-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01114217U true JPH01114217U (xx) | 1989-08-01 |
Family
ID=31214748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP866788U Pending JPH01114217U (xx) | 1988-01-25 | 1988-01-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01114217U (xx) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5428087A (en) * | 1977-08-03 | 1979-03-02 | Caterpillar Mitsubishi Ltd | Gun drill |
-
1988
- 1988-01-25 JP JP866788U patent/JPH01114217U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5428087A (en) * | 1977-08-03 | 1979-03-02 | Caterpillar Mitsubishi Ltd | Gun drill |