JPS541102Y2 - - Google Patents
Info
- Publication number
- JPS541102Y2 JPS541102Y2 JP1976074458U JP7445876U JPS541102Y2 JP S541102 Y2 JPS541102 Y2 JP S541102Y2 JP 1976074458 U JP1976074458 U JP 1976074458U JP 7445876 U JP7445876 U JP 7445876U JP S541102 Y2 JPS541102 Y2 JP S541102Y2
- Authority
- JP
- Japan
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2251/00—Details of tools for drilling machines
- B23B2251/44—Margins, i.e. the narrow portion of the land which is not cut away to provide clearance on the circumferential surface
- B23B2251/443—Double margin drills
Landscapes
- Drilling Tools (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1976074458U JPS541102Y2 (en:Method) | 1976-06-10 | 1976-06-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1976074458U JPS541102Y2 (en:Method) | 1976-06-10 | 1976-06-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS52166194U JPS52166194U (en:Method) | 1977-12-16 |
| JPS541102Y2 true JPS541102Y2 (en:Method) | 1979-01-19 |
Family
ID=28547654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1976074458U Expired JPS541102Y2 (en:Method) | 1976-06-10 | 1976-06-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS541102Y2 (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005305610A (ja) * | 2004-04-23 | 2005-11-04 | Mitsubishi Materials Corp | ドリル |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1432546A (en) * | 1972-07-21 | 1976-04-22 | Osborn Mushet Tools Ltd | Twist drills |
-
1976
- 1976-06-10 JP JP1976074458U patent/JPS541102Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS52166194U (en:Method) | 1977-12-16 |