8.5 inches IADC 637G tricone drill bit,tricone rock roller bits

Product Details:Place of Origin:Hebei, China (Mainland)Brand Name:LONGYUECertification:ISO9001Payment & Shipping Terms:Minimum Order Quantity:1 setPackaging Details:Plywood box(free-fumigation)Payment Terms:T/T,Western Union,and L/C are acceptableSupply Ability:150 Piece/Pieces per monthDetailed Product DescriptionModel Number:8 1/2"LY637GMaterial:MnNiMo SteelType:Drill BitMachine Type:Drilling ToolCertification:APIProcessing Type:ForgingUse:Well DrillingApplication:Oil, Gas,Geothermy,Mining And Water Well DrillingBearing Type:Metal Sealed BearingFactory Serises:LY Series Metal Sealed BearingStandard:API&ISOAvailable Size:3 7/8"~26"IADC:637G  8 1/2" IADC 637G tricone bitSize: 8 1/2 inches 215.9mmIADC code:637GSealed Type: metal sealedThread Connection: 4 1/2 API reg pinWOB(KN/mm): 108~259KNRPM(r/min): 80~40Color:Blue, red, green or CustomizedPacking:Plywood box(free-fumigation)Industrial standard:SY/T5164MOQ:1 PCBit Weight:38kg Payment terms: T/T,Western Union,and L/C are acceptableApplications: Hard formation with high compressive strength ,such as limestone,sandstone,dolomite,hard gypsum,marble,etc.Note:other size and IADC is available 2.Features1.Size:3 3/4" (95.3mm)~26" (660.4mm)2.Cover all all IADC code3.Reliable quality and best price4.tungsten carbide insert tricone bit5.MQO:1 set 3.DeliveryLead Time:Prepared to deliver within 1 week, if in stockDepends on order quantity, when out of stockTransportation:By sea or airwe have kept our clients ahead of schedule and under budget by providing the highest quality tools at the best possible prices .We ship to many countries and serve industries such as Oil & Gas, water well , Construction,Mining, Horizontal Directional Drilling (HDD), Geothermal and Environmental. Our experienced staff is here to assist you with everything from choosing the right bit to shipping around the globe.Our goal is to provide our customers with the best quality tools, accessories and service in the industry. We are supported by many years of experience, trained professionals and a full machine shop. Reduce the cost ,Speed the drilling ,Guarantee the safety is always our aim. 4. Tricone Bit Price:Fob Price: US $500-1600/ Piece |1 Piece/Pieces Tricone Drill Head (Min. Order)Supply Ability: 150 Piece/Pieces per DayPort: Tianjin Seaport or Beijing Airport5.Related Products:Longyue Bit specializes in new, reruns and retips for the following:● Mining Bits● Oil Well Bits● Water Well Bits● Geothermal Bits● Environmental Bits● Construction Bits● Exploration Bits● Blast Hole BitsLongyue Bit carries a complete line of the following:● New and Surplus Bits● Rerun and Retip Bits● Blade Bits● Hole Openers● PDC drill bitsFor tricone bit,size range:3"-26".For PDC drill bit,size range:5 1/2"to 17 1/2"Longyue Bit carries all brands of drill bits, such as,Longyue, Kingdream,Lilin,CS,Hughes, Smith,.Longyue Bit will also buy any scrap bits, junk bits or used bits you have.Contact us now to get a quick, competitive quote for any drill bits you need.Phone:15373497780EmailL:amanda@longyuebit.comSKYPE: grace_420whatsapp:0086-18712813660 IADC CODE SELECTIONIADC WOBRPMApplication(KN/mm)(r/min)111/114/1150.3-0.75200-80very soft formations with low compressive strength and high drill ability, like clay, mudstone, chalk116/1170.35-0.8150-80very soft formations with low compressive strength and high drill ability, like clay, mudstone, chalk1210.3-0.85200-80soft formations with low compressive strength and high drill ability, like mudstone, gypsum, salt, soft limestone124/125180-601310.3-0.95180-80soft to medium formations with low compressive strength, like medium, soft shake, medium soft limestone, medium soft sandstone, medium formation with harder and abrasive interbeds136/1370.35-1.0120-60211/2410.3-0.95180-80medium formations with high compressive strength, like medium, soft shake, hard gypsum, medium soft limestone, medium soft sandstone, soft formation with harder interbeds.216/2170.4-1.0100-60246/2470.4-1.080-50medium hard formation with high compressive strength, like hard shale, limestone, sandstone, dolomite3210.4-1.0150-70medium abrasive formations, like abrasive shale, limestone, sandstone, dolomite, hard gypsum, marble3240.4-1.0120-50437/447/4350.35-0.9240-70very soft formations with low compressive strength and high drill ability, like clay, mudstone, chalk, gypsum, salt, soft limestone517/527/5150.35-1.0220-60soft formations with low compressive strength and high drill ability, like mudstone, gypsum, salt, soft limestone537/547/5350.45-1.0220-50soft to medium formations with low compressive strength, like medium, soft shake, medium soft limestone, medium soft sandstone, medium formation with harder and abrasive interbeds617/6150.45-1.1200-50medium hard formation with high compressive strength, like hard shale, limestone, sandstone, dolomite637/6350.5-1.1180-40hard formation with high compressive strength, like limestone, sandstone, dolomite, hard gypsum, marbleNote: Above limits of WOB and RRPM sh

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