kingdream oil rubber drill bits

Specifications kingdream oil rubber drill bits

1.High quality and good price

2.Size 8 1/2 inch

3.API ISO

4.MOQ:1

kingdream oil rubber drill bits   1.Brief introduction

Size	8 1/2'' (215.9mm)
IADC	114
Bearing Type	sealed bearing
Thread Connection	4 1/2 reg pin
WOB(KN/mm)	0.30~0.90
RPM(r/min)	300~80
MOQ	1 PC
Payment terms	T/T,Western Union,and L/C are acceptable

  2.Photos of kingdream oil rubber drill bits   3.Packing information   4.Transport  1) You can choose Mode of transportation : 2)If you like ,its our pleasure to help to find a appropriate  Transport agency    5.Optional features you can selcest   6.You may interested in other products     7.Contact