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SUNGOOD TECH 7 1/2inch IADC 537 Tricone Drill Bit Rock Bit Tungsten Carbide Insert Drill Bit
Type: 7-1/2" IADC 537 tricone bit (190mm)
Rated for 6-12 t/bit WOB at 70-120 rpm.
Thread: 4-1/2" API Regular Pin for intermediate section oil well and medium-diameter water well applications.
Factory 9 7/8 inch IADC 537 Tricone bit Rock Bit TCI Cone Bit for Construction
Type:9 7/8" (251mm) IADC 537 tricone bit
IADC: 537. Cone seal: elastomer face seal with grease reservoir.
Bearing: roller-ball-friction sealed journal.
Factory 11 5/8 inch IADC 537 Tricone Drill Bit Tungsten Carbide Insert Drill Bit for Construction
Type:Tricone bit
IADC classification: 537 — three-cone, TCI, medium-hard formations (shale, limestone, dolomite).
Brand: ZZSEGU
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