JPH0181209U - - Google Patents
Info
- Publication number
- JPH0181209U JPH0181209U JP1987178431U JP17843187U JPH0181209U JP H0181209 U JPH0181209 U JP H0181209U JP 1987178431 U JP1987178431 U JP 1987178431U JP 17843187 U JP17843187 U JP 17843187U JP H0181209 U JPH0181209 U JP H0181209U
- Authority
- JP
- Japan
- Prior art keywords
- cutting edge
- chip discharge
- discharge groove
- cutting
- chisel
- 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
- 238000005553 drilling Methods 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims 2
Landscapes
- Drilling Tools (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17843187U JPH0632251Y2 (ja) | 1987-11-23 | 1987-11-23 | 切屑排出溝を有する穿孔工具 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17843187U JPH0632251Y2 (ja) | 1987-11-23 | 1987-11-23 | 切屑排出溝を有する穿孔工具 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0181209U true JPH0181209U (ko) | 1989-05-31 |
| JPH0632251Y2 JPH0632251Y2 (ja) | 1994-08-24 |
Family
ID=31470050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17843187U Expired - Lifetime JPH0632251Y2 (ja) | 1987-11-23 | 1987-11-23 | 切屑排出溝を有する穿孔工具 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0632251Y2 (ko) |
-
1987
- 1987-11-23 JP JP17843187U patent/JPH0632251Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0632251Y2 (ja) | 1994-08-24 |