Roller Cone Bit

133mm IADC 537 Three Cone bit for Tci Roller Cone Bits Manufacturers Basical Parameter Bit Size 133mm IADC Code 537 Connection 2 7/8"API reg pin Nozzle Qty 1NZ Make up Torque(KN.m) 16.3~21.7 Operating Parameter Rotary Speed(rpm) 80~40 Weight on Bit(KN/MM) 0.5~1.2 Formation Hard formation with high compressive strength ,such as limestone,sandstone,dolomite,hard gypsum,marble,etc. Cutting Structure The wear-resistance of the teeth is enhanced with premium tungsten carbide

Rectangular leg Single Roller Cone Bit 8 1/2" IADC 537 Core Barrel For Rotary Drilling Commodity Size IADC color WOB (Weight On Bit) RPM Formation 8 1/2inch 215.9mm 537 blue yellow Red 19684~53428lbs 87.5~237.5KN 150~60 Medium formation with high compressive strength ,such as medium soft shale,medium softlimestone,medium soft sandstone,medium formation with harder and abrasive interbeds,etc. IADC Rock formation WOB (KN/mm) PRM(r/min) 417/427/437 Low compressive strength, high

Tricone bit palm 12 1/4 inch water well drilling hole opener Commodity Size IADC color WOB (Weight On Bit) RPM Formation 12 1/4 inch 311.1mm 127 blue yellow Red 0.3-0.85 180~60 Soft formations with low compressive strength and high drillability,such as mudstone, gypsum, salt, soft limestone, etc. IADC Rock formation WOB (KN/mm) PRM(r/min) 417/427/437 Low compressive strength, high drill-ability and extremely soft formation, like shale, clay, sandstone, conglomerate etc 0.35~0