Fournisseurs avec des licences commerciales vérifiées
Fournisseur Audité The Roller Kelly Bushing is an essential petroleum drilling tool, and can be equipped with rotary
slips, so as to drive Kelly bar. The product reduces its friction with Kelly bar by the rolling of four rollers
in order to prolong its life. The product can also fit to four-sided or six-sided Kelly bar by charging roller,
and then connect it with various rotary tables, with two drive methods, namely, square drive and pin
shaft drive. This unit is used for heavy duty drilling operations and high torque conditions on off shore
as well as on shore drilling operations.
The Roller Kelly Bushing is simple in operation, convenient in installation and perfect in safety
performance. It can be applied to rotary table from 17 1/2" to 49 1/2", and handle kelly sizes from 3" to
6" square or hexagonal..
Applicable Industries: Energy & Mining
Use::Well Drilling
Place of Origin: Shandong, China
Brand Name: Zhao Xin
Material: Alloy steel
Type:3,3 1/2,4 1/4,5 1/4,6
| Model | Type | Drive way | applicable size of kelly(in) | |
| Square | Hex | |||
| HDS | Heavy duty | Square drive | 21/2-6 |
3-6 |
| 27-HDP | Pin drive | 21/2-6 |
3-6 | |
| 20-HDP | 21/2-6 |
3-6 | ||
| RTM4 | Medium duty | Square drive | 21/2-51/4 |
3-41/4 |
| RTS4 | Light duty | 21/2-41/4 |
3-41/4 | |
Dongying Zhaoxin Industry and Trade Co.,Ltd is an ISO-9001, ISO-14001, OHSAS-18001 certified company and has all the quality systems in place for design, planning,manufacturing and quality monitoring & traceability to ensure that Dongying Zhaoxin Industry and Trade Co.,Ltd products match the highest quality & reliability Standards similar to any International major in this field.
Dongying Zhaoxin Industry and Trade Co.,Ltd with perfect attitude, product and service, is going to make further development together with customers at home and abroad .
Fournisseurs avec des licences commerciales vérifiées
Fournisseur Audité 
