JPH026971Y2 - - Google Patents
Info
- Publication number
- JPH026971Y2 JPH026971Y2 JP15675181U JP15675181U JPH026971Y2 JP H026971 Y2 JPH026971 Y2 JP H026971Y2 JP 15675181 U JP15675181 U JP 15675181U JP 15675181 U JP15675181 U JP 15675181U JP H026971 Y2 JPH026971 Y2 JP H026971Y2
- Authority
- JP
- Japan
- Prior art keywords
- curved portion
- cutting
- chips
- convex curved
- concave curved
- 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 12
- 238000000926 separation method Methods 0.000 description 3
- 238000005219 brazing Methods 0.000 description 2
- 239000010730 cutting oil Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 238000007790 scraping Methods 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 230000003746 surface roughness Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Landscapes
- Drilling Tools (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15675181U JPS5863909U (ja) | 1981-10-21 | 1981-10-21 | 二枚刃の穴明け工具 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15675181U JPS5863909U (ja) | 1981-10-21 | 1981-10-21 | 二枚刃の穴明け工具 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5863909U JPS5863909U (ja) | 1983-04-28 |
| JPH026971Y2 true JPH026971Y2 (enrdf_load_stackoverflow) | 1990-02-20 |
Family
ID=29949284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15675181U Granted JPS5863909U (ja) | 1981-10-21 | 1981-10-21 | 二枚刃の穴明け工具 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5863909U (enrdf_load_stackoverflow) |
-
1981
- 1981-10-21 JP JP15675181U patent/JPS5863909U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5863909U (ja) | 1983-04-28 |
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