Thirds of 8 1/2" Full Covered Tungsten Carbide Inserts Roller Cone Bit for Hard Rocks Drilling Core Barrel

133mm roller cone bit is made by tungsten carbide inserts are full fitting on surface ,it is different from traditional Single cone roller bit that inserts are groove-inserts-groove design.

The roller bits are combined with two parts, arm and cone, from appearance the arm is holding cone in hand.

Steel material of arm and cone is important for the quality, we use 15MnNi4Mo steel for cone, and we use 15CrNiMo steel for arm, it is standard steel material for oil well drilling tricone bit.

Among cone-diameter 133mm roller cone bit in Solidkey, this model is almost the best quality and performance, we have many regular customers from China domestic and South-East Asia,  many deep piling holes are requested in foundation projects for tall building and railway construction.

Random Teeth Full Covered Roller Cone Bits for Rotary Drill Bucket

Roller cone bits are drilling consumables, drillers can test the quality and get the testing report within 5 days or even 3 days.

If you are distributor or driller of rotary drilling tools, why not try to test  the sample quality from a new supplier within 5 days, especially the supplier is API certified factory.

This model of roller cone bits is famous in China mainland and South-East Asia,  many drillers choose it for very hard rock drilling.

Application

Our Mission:  Lower the cost of  Drilling-Per-Meter    Who we are:  To extract sources of energy underground.    To extract the water underground.  To install pipelines underground with No-Dig.   To pile foundation for constructions.  We are one of the people who makes above easier.   Let’s work together and enjoy this job.