JPS6346179Y2 - - Google Patents
Info
- Publication number
- JPS6346179Y2 JPS6346179Y2 JP4747980U JP4747980U JPS6346179Y2 JP S6346179 Y2 JPS6346179 Y2 JP S6346179Y2 JP 4747980 U JP4747980 U JP 4747980U JP 4747980 U JP4747980 U JP 4747980U JP S6346179 Y2 JPS6346179 Y2 JP S6346179Y2
- Authority
- JP
- Japan
- Prior art keywords
- blade
- drill
- tip
- diameter
- angle
- 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
- 238000005553 drilling Methods 0.000 claims description 14
- 239000000057 synthetic resin Substances 0.000 claims description 10
- 229920003002 synthetic resin Polymers 0.000 claims description 10
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000113 methacrylic resin Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Landscapes
- Drilling Tools (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4747980U JPS6346179Y2 (fr) | 1980-04-08 | 1980-04-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4747980U JPS6346179Y2 (fr) | 1980-04-08 | 1980-04-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS56151704U JPS56151704U (fr) | 1981-11-13 |
| JPS6346179Y2 true JPS6346179Y2 (fr) | 1988-12-01 |
Family
ID=29642477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4747980U Expired JPS6346179Y2 (fr) | 1980-04-08 | 1980-04-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6346179Y2 (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4561076B2 (ja) * | 2003-10-17 | 2010-10-13 | 日立化成工業株式会社 | 切削工具 |
-
1980
- 1980-04-08 JP JP4747980U patent/JPS6346179Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS56151704U (fr) | 1981-11-13 |
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