TCI rock bits

SKG Series TCI rock bits
RUBBER SEALED BIT WITH ROLLER BEARING

SKG series TCI rock bit is designed with roller bearing and rubber O-ring seal . This bit can achieve longer footage and higher ROP when drilling under medium to low WOB and high RPM.
The size range of SKG series bit is from 10 5 /8 to 26 inch, and IADC varies from 114 to 535 .For example :17 1/2 SKG515G.
#MAIN STRUCTURE FEATURES
1.Roller bearing structure .with rollers arranged in grooves recessed in the cone body ,the size of the bearing journal is increased , therefore, with the ability of enduring high WOB and applying for high RPM.
2.All rubber compensator is used which can limit pressure differential and prevent drilling fluid from entering the lubrication system and this provides the bearing system with good assurance of lubrication.
web:http://www.tcirockbit.com