JPH0222172Y2 - - Google Patents
Info
- Publication number
- JPH0222172Y2 JPH0222172Y2 JP4301482U JP4301482U JPH0222172Y2 JP H0222172 Y2 JPH0222172 Y2 JP H0222172Y2 JP 4301482 U JP4301482 U JP 4301482U JP 4301482 U JP4301482 U JP 4301482U JP H0222172 Y2 JPH0222172 Y2 JP H0222172Y2
- Authority
- JP
- Japan
- Prior art keywords
- cutting edge
- edge
- drill
- straight
- straight line
- 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
Links
- 230000000669 biting effect Effects 0.000 description 7
- 230000002093 peripheral effect Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000005553 drilling Methods 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 241001236644 Lavinia Species 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
Landscapes
- Drilling Tools (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4301482U JPS58146613U (ja) | 1982-03-26 | 1982-03-26 | ドリル |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4301482U JPS58146613U (ja) | 1982-03-26 | 1982-03-26 | ドリル |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58146613U JPS58146613U (ja) | 1983-10-03 |
| JPH0222172Y2 true JPH0222172Y2 (ko) | 1990-06-14 |
Family
ID=30054112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4301482U Granted JPS58146613U (ja) | 1982-03-26 | 1982-03-26 | ドリル |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58146613U (ko) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61270010A (ja) * | 1985-05-24 | 1986-11-29 | Toshiba Tungaloy Co Ltd | 穴あけ工具 |
-
1982
- 1982-03-26 JP JP4301482U patent/JPS58146613U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58146613U (ja) | 1983-10-03 |
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