DE1317311U - - Google Patents
Info
- Publication number
- DE1317311U DE1317311U DENDAT1317311D DE1317311DU DE1317311U DE 1317311 U DE1317311 U DE 1317311U DE NDAT1317311 D DENDAT1317311 D DE NDAT1317311D DE 1317311D U DE1317311D U DE 1317311DU DE 1317311 U DE1317311 U DE 1317311U
- Authority
- DE
- Germany
- Prior art keywords
- drill
- tip
- hard metal
- drilling
- twist
- 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.)
- Active
Links
- 239000002184 metal Substances 0.000 claims description 11
- 238000005553 drilling Methods 0.000 claims description 5
- 229910000679 solder Inorganic materials 0.000 claims description 2
- 101100179406 Caenorhabditis elegans iff-1 gene Proteins 0.000 claims 1
- 206010011416 Croup infectious Diseases 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910001315 Tool steel Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 229910021332 silicide Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1317311U true DE1317311U (enExample) |
Family
ID=634990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT1317311D Active DE1317311U (enExample) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE1317311U (enExample) |
-
0
- DE DENDAT1317311D patent/DE1317311U/de active Active
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