8 3-4 CS petroleum drill bit directional well drilling center pilot tricone roller bit

Product Description

SST Series Tricone Drill Bit

The teeth of SST series Wear resistance is enhanced with premium tungsten carbide hardfacing. on the tooth surface, for steel tooth bit.The well comprehensive mechanical drilling performance of premium tungsten carbide inserts is improved with new formulas and new techniques . Multiple gauge protection inserts with gauge trimmers on the gauge surface of the cone,tungsten carbide inserts and hardfacing on the shirttail increases gauge holding capability and bearing life.high precision journal bearing with two thrustfaces.Balls lock the cone .Hardfaced head bearing surface.Cone bearing inlaid with friction-reducing alloy and then silver-plated.Abrasion resistance and seizure resistance of the bearing are improved,and suitable for high rotary speed. Ball lock cones, which optimize the R slot size of tooth and cone and the tolerance clearance of steel ball ,to prevent rock falling off efficiently.

8 3/4"IADC517 petroleum drill bit directional well drilling center pilot tricone bit

SSJ series bit sizes and operation parameters

How to choose suitable tricone rock bit

The suitable bits with higher cost performance is the most important.Such as, high class bits are not cost-effective for general water well drilling. Because the water well drilling rig can’t drive the supreme quality bits to perform their best.But for deep water drilling, first class rock bits are cost-effective though it’s worth more.When inquiring, Please tell us more details about your drilling project so that we can recommend best suitable bits for your reference.

Tricone Bit Instruction

Transporation:As the small volume of tricone bit and heavy weight,safety should be noticed during transportation.The package is carton or wooden case.Waterproof and damp proof should be noticed during transportation.

Storage:There is rubber piece and lubricating grease in tricone bit,So it can not be stored in the open air.and be damp proof. The temperature should be 0-40 centigrade degrees. No welding,heating and other processing is permitted on bit.

Validity:The roller bit should be utilized within four years after resembling.

Type Selection:Appropriate bit should be choosen according to drilling formation lithology and reference on the conjoint well.

Siruite Roller Bit Packages for Delivery