PDC Drill bits GS1604 made by GREAT Drill Bits showed a good result in rate of penetration (ROP) and footage. Drilling with a bit was stable.
The bit drilled the footage by the manufacturer’s guarantied.
BHA: Bit 190,5 mm (0,30 m) + Crossover (0,54 m) + DC- 146 mm (18,87 m) + SBC-190,5 mm (0,98 m) + DC-146 mm (56,68 m) + Jar-146 (8,70 m) + DC-146 mm (37,49 m)+ Crossover (0,35 m) + SDP-127mm

s. Now, our products are sold to the world, such as Middle East, Africa, Southeast Asia, etc, also sold well in domestic market. All of our GREAT people here will bring more value for our friends and partners from the world, by our great class machinery and service, all the time!