日本三级片视频在线观看,131美女爽爽爽,中文字幕亚洲高清精品一区在线,亚洲中文字幕无线无码毛片,最新的黄色网址,潘金莲之性与欲,台湾少妇伦欲电影

Chinese    English
Product List
Well head tools
Drill stem tools
Directional well tools
Coring tools
Cementing tools
Downhole servicing tools
Fishing tools
Milling tools
Accident remedy tools
Bits
Contact us

General manager: 86-453-6524782
Technology consulting:86-453-6540315
Zip code:157010
Web: www.kodaifm.net
Email: mdjjcsy@126.com
Addess: Aimin District East New Street 
No. 58

 
Well head tools
Your present position:Home > Products > The Quick Releasing Casing Thread Protector  
The Quick Releasing Casing Thread Protector

    This product is used to protect the casing thread from collision and damage in the course of transportation, loading and unloading .

Technical parameters and specifications

size (in) O.D. (mm) size (in) O.D (mm)
5 1/2 235 13 3/8 425
7 275 16 500
9 5/8 335 18 5/8 565
10 3/4 362 20 600

Copyright:Mudanjiang Construction Material Petroleum Machinery Co.,Ltd    HEI ICP 11006197 No. -1    Technical support:Mudanjiang excellence network company