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     It is suitable for all kind of geological exploration core drilling.its working efficiency is very high.its safety is dependable. its operation is convenient.  
Type YNG-20

 YNG-20A
 YNG-20B
Description twist twist,Push hold,twist,push
Twistting torque(kN.m) 2 2 2
Pushing torque(kN.m)   20 20
Rod diameter(mm)   ¦µ42¡¢¦µ50¡¢¦µ60¡¢¦µ73¡¢¦µ89
Max.diameter(mm) 240 240 240
Dimensions(L¡ÁW¡ÁH) 690¡Á555¡Á575

 690¡Á555¡Á575 690¡Á555¡Á695
Weight(kg) 230 296 380

 
 

Shanghai Jie Zhi drilling well equipment and tools co.,LTD.

Address: No 412 Zun Yi Road ,Shanghai China

TEL:086-021-62745937,mobile:13501608430

Zip: 200051