CN201952449U - Screw steel tapping hole expanding drill - Google Patents
Screw steel tapping hole expanding drill Download PDFInfo
- Publication number
- CN201952449U CN201952449U CN2011200186888U CN201120018688U CN201952449U CN 201952449 U CN201952449 U CN 201952449U CN 2011200186888 U CN2011200186888 U CN 2011200186888U CN 201120018688 U CN201120018688 U CN 201120018688U CN 201952449 U CN201952449 U CN 201952449U
- Authority
- CN
- China
- Prior art keywords
- drill
- cutter head
- tapping hole
- steel tapping
- hole expanding
- 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 - Fee Related
Links
- 229910000831 Steel Inorganic materials 0.000 title abstract description 8
- 239000010959 steel Substances 0.000 title abstract description 8
- 238000010079 rubber tapping Methods 0.000 title abstract 7
- 238000009434 installation Methods 0.000 claims abstract description 4
- 230000009021 linear effect Effects 0.000 claims description 7
- 238000005553 drilling Methods 0.000 abstract description 6
- 238000009628 steelmaking Methods 0.000 abstract description 3
- 235000010676 Ocimum basilicum Nutrition 0.000 description 1
- 240000007926 Ocimum gratissimum Species 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
Images
Landscapes
- Carbon Steel Or Casting Steel Manufacturing (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011200186888U CN201952449U (en) | 2011-01-21 | 2011-01-21 | Screw steel tapping hole expanding drill |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011200186888U CN201952449U (en) | 2011-01-21 | 2011-01-21 | Screw steel tapping hole expanding drill |
Publications (1)
Publication Number | Publication Date |
---|---|
CN201952449U true CN201952449U (en) | 2011-08-31 |
Family
ID=44496570
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2011200186888U Expired - Fee Related CN201952449U (en) | 2011-01-21 | 2011-01-21 | Screw steel tapping hole expanding drill |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN201952449U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105710416A (en) * | 2014-12-18 | 2016-06-29 | 罗伯特·博世有限公司 | Insertion type tool |
-
2011
- 2011-01-21 CN CN2011200186888U patent/CN201952449U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105710416A (en) * | 2014-12-18 | 2016-06-29 | 罗伯特·博世有限公司 | Insertion type tool |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN202356688U (en) | Twist drill bit cooling structure | |
CN204108413U (en) | A kind of seven cutting drill heads | |
CN203188914U (en) | Hard rock diamond step-by-step chambering combined drill | |
CN102990171A (en) | PCD (Poly Crystal Diamond) thread drilling and milling cutter | |
CN201952449U (en) | Screw steel tapping hole expanding drill | |
CN202639436U (en) | Chamfering twist drill | |
CN202377581U (en) | Novel drill bit | |
CN202571412U (en) | Double-end self-centering tungsten steel drill | |
CN2822839Y (en) | Composition type step drilling machine | |
CN204075316U (en) | A kind of spiral bit | |
CN104889458A (en) | Drill bit | |
CN201320625Y (en) | Spiral drill reamer | |
CN201529798U (en) | Disposable spiral nesting drilling device | |
CN203578865U (en) | Anti-vibration U drill | |
CN206000499U (en) | Composite cushioned drill bit | |
CN104842418A (en) | Special-purpose drill for hole drilling | |
CN203356675U (en) | Six-edge steel rail drilling tool | |
CN202527754U (en) | Left-rotation drill bit | |
CN201455358U (en) | Trepanning tool blade for hollow drilling machine | |
CN204975446U (en) | Combined drill | |
CN204639241U (en) | A kind of drill bit | |
CN204182989U (en) | A kind of solid drill for the processing of hydraulic cartridge valve II type square crossing phase perforation | |
CN202639431U (en) | Twist drill | |
CN208743769U (en) | A kind of soldering drill bit suitable for angle grinder high speed drilled dry | |
CN202954743U (en) | Down-the-hole drill bit |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: LIAONING HAILONG TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: XU HUICHEN Effective date: 20120119 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20120119 Address after: 114039 Anshan province Liaoning City mountain Tower Road No. 150 Patentee after: Liaoning Hailong Technology Co., Ltd. Address before: 114039, Liaoning Hailong heavy industry Limited by Share Ltd, No. 150 Tower Road, Lingshan Industrial Park, Liaoning, Anshan Patentee before: Xu Huichen |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110831 Termination date: 20120121 |