CH262858A - Center drilling tool. - Google Patents
Center drilling tool.Info
- Publication number
- CH262858A CH262858A CH262858DA CH262858A CH 262858 A CH262858 A CH 262858A CH 262858D A CH262858D A CH 262858DA CH 262858 A CH262858 A CH 262858A
- Authority
- CH
- Switzerland
- Prior art keywords
- drilling tool
- center drilling
- center
- tool
- drilling
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
- B23B51/10—Bits for countersinking
- B23B51/108—Bits for countersinking having a centering drill
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling Tools (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NO262858X | 1947-02-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH262858A true CH262858A (en) | 1949-07-31 |
Family
ID=19905069
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH262858D CH262858A (en) | 1947-02-01 | 1948-01-29 | Center drilling tool. |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE480066A (en) |
CH (1) | CH262858A (en) |
FR (1) | FR960118A (en) |
GB (1) | GB639490A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1273301B (en) * | 1960-08-10 | 1968-07-18 | Alfons Klos | Countersink tool that can be placed on a twist drill |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2898787A (en) * | 1957-03-04 | 1959-08-11 | William J Hofbauer | Rotary cutting tool |
DE19711261A1 (en) * | 1997-03-18 | 1998-09-24 | Hilti Ag | Combi drilling tool |
-
0
- FR FR960118D patent/FR960118A/fr not_active Expired
- BE BE480066D patent/BE480066A/xx unknown
-
1948
- 1948-01-29 CH CH262858D patent/CH262858A/en unknown
- 1948-01-29 GB GB2738/48A patent/GB639490A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1273301B (en) * | 1960-08-10 | 1968-07-18 | Alfons Klos | Countersink tool that can be placed on a twist drill |
Also Published As
Publication number | Publication date |
---|---|
FR960118A (en) | 1950-04-13 |
GB639490A (en) | 1950-06-28 |
BE480066A (en) |
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