water well drilling 17 1/2" IADC 537 metal seal journal bearing used tci tricone bit rock rotary roller cone drill bit
Product Overview
Hard Alloy Welding Prevent bit wear and tear work and protect the bearing
Hard alloy drill palm surface neck protection prevent bit wear in abrasive formation
High strength tungsten carbide teeth ,high temperature hear treatment forged alloy steel
Lubricating system protection of the bearing and seal system of the bit
Sealed Journal bearing
Sealed journal bearing
Gauge and shirttail protection
Tungsten carbide insert teeth
Reliable lubrication
Efficiently crushing rocks
teeth install Stronger prevent drop
Horizontal Direction drilling