Mining Rock Drilling Bit 14-3/4 Inch TCI Roller Cone Drill Bit

  SIZE : 14-3/4 inchDiameter: 349.3mmIADC :    745Bearing Type : Rubber Jounary Bearing Circulation Type: Water Cutting Structure: Inner & Nose RowsGage Rows: Tungston carbide instertPin Connection : 6-5/8"Metric Bit Diameter: 311mmProduct Weight:  98kgs Application : Drilling Industrial ,oil drilling ,mining drilling, water drilling , Production Name : Diamond PDC, Drill Bit PDC, PDC Bit Price, PDC Button ,API Drill ,  Bore Well Bit ,Cutting Tool ,Down Hole ,Drill Bits, Drilling Bit, Drilling Rig Bit ,Drilling Rig Spare Parts ,Drilling Tool ,DTH Rock Tools ,Hard Rock Drilling, HDD Drill, Oil Field Equipment, Rock Bit ,Rock Boring Bit, Rock Breaker Bits, ,Rock Drill, Rock Drill Bit ,Rock Drill Bits, Rock Drilling BitProduct ParametersProdcution Specification IADC745Bearing Type Jounary Bearing  com Circulation TypeWater  Cutting StructureInner & Nose Rows : Double Spherical Gage RowsConical  Pin Connection :7-5/8" Metric Bit Diameter 374.6 mm Product Weight200 kgs  Operation Parameters  Weight On Bit (KN):58 - 118 Rotation Speed (Rotary):90-40 rpmMake Up Toqure(klb.ft):50.3-57.5F.A.Q Q: Are your company a trading company or manufacturing factory :A: We are professional manufacture with over +20 experience Q: Accepted  Payment Terms:A: T/T, L/C,  Paypal, Western Union, etc. Q: Guarantee and Warranty of Quality:A: We are an API&ISO certified factory, we have one integrated set of systems to control quality in production and make after-sale services. Q: Referenced Letters:A: We have many Referenced Letters issued by our customers from many countries for checking our quality and service. Q: Can I visit your factory online?A: Yes, we can show our workshop, warehouse, offices online by WeChat, Whatsapp, or Skype  /* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1