JPH0451319U - - Google Patents
Info
- Publication number
- JPH0451319U JPH0451319U JP9225790U JP9225790U JPH0451319U JP H0451319 U JPH0451319 U JP H0451319U JP 9225790 U JP9225790 U JP 9225790U JP 9225790 U JP9225790 U JP 9225790U JP H0451319 U JPH0451319 U JP H0451319U
- Authority
- JP
- Japan
- Prior art keywords
- tip
- sintered body
- drill
- polycrystalline sintered
- edge tip
- 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.)
- Pending
Links
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 229910052582 BN Inorganic materials 0.000 claims 1
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 claims 1
- 229910003460 diamond Inorganic materials 0.000 claims 1
- 239000010432 diamond Substances 0.000 claims 1
Landscapes
- Drilling Tools (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9225790U JPH0451319U (fi) | 1990-08-31 | 1990-08-31 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9225790U JPH0451319U (fi) | 1990-08-31 | 1990-08-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0451319U true JPH0451319U (fi) | 1992-04-30 |
Family
ID=31828571
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9225790U Pending JPH0451319U (fi) | 1990-08-31 | 1990-08-31 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0451319U (fi) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011101928A (ja) * | 2009-11-11 | 2011-05-26 | Sumitomo Electric Hardmetal Corp | 鑞付けドリル |
-
1990
- 1990-08-31 JP JP9225790U patent/JPH0451319U/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011101928A (ja) * | 2009-11-11 | 2011-05-26 | Sumitomo Electric Hardmetal Corp | 鑞付けドリル |