Sealed Type: Rubber sealed

Thread:6 5/8"reg pin

WOB(KN/mm):0.7~1.20

RPM(r/min):70~40

Make up toqure(KN.M):16.300~21.700

Weight(kgs/pc):105

Color:Blue, red, green or Customized

Packing:Plywood box(free-fumigation)

Industrial standard:SY/T5164

MOQ:1 PC

Payment terms: T/T,Western Union,and L/C are acceptable

Applications:Soft with low compressive strength and high drillability, such as shale, clay, sandstone and soft limestone, etc.

Note:other size and IADC is available