IADC 537 tricone drill head/ water well tricone bit/ tricone pilot bit

9 1/2" IADC 537 tricone drill head/ water well tricone bit/ tricone pilot bit 1.Product Description IADC WOB RPM Applicable Formations (KN/MM) (r/min) (Bit Dia) 116 117 0.35~0.8 150~80 Very soft formations with low compressive strength and high drillability,such as clay,mudstone,chalk etc. 126 127 0.35~0.9 150~70 Soft formations with low compressive strength and high drillability,such as mudstone ,gypsum,salt,soft shale.soft limestone,etc. 136 137 0.35~1.0 120~60 Soft to mesium soft formations with low compressive strength and high drillability.such as medium soft shale,hard gypsum,medium soft limestone.medium soft sandstone soft formation with harder interbeds, etc. 216 217 0.4~1.0 100~60 Medium hard formations with high compressive strength,such as medium soft shale,hard gypsum,medium soft limestone,medium soft sandstone,soft formation with harder interbeds etc. 246 247 0.4~1.0 80~50 Medium hard formations with high compressive strength,such as abrasive shale.limestone,sandstone,dolomite,hard gypsum,marble,etc. 417 437 0.35~0.9 150~70 Very soft formations with low compressive strength and high drillability,such as clay,mudstone,chalk,gypsum,salt,soft shale,soft limestone,etc. 447 517 527 0.35~1.0 140~60 Soft formations with low compressive strength and high drillability,such as mudstone,gypsum,salt,soft shale.soft limestone,etc. 537 547 0.45~1.0 120~50 Soft to medium formations with low compressive strength,such as medium soft shale,medium soft limestone,medium soft sandstone,medium formation with harder and abrasiver interbeds,etc. 617 627 0.45~1.1 90~50 Medium hard formations with high compressive strength,such as hard shale,limestone,sandstone,dolomite,etc. 637 0.5~1.2 80~40 Hard formations with high compressive strength,such as sandstone,limestone,dolomite,hard gypsum,marble,etc. 2.Packing&shipping Packing:wooden case(standard export packing) Transportation type:by sea,by air,by train ect as your requirement 3.Our service tci tricone bit/tricone bit Delivery Time:Based on order quantity, normally it takes 30 days for production.Only 2 or 3 days if we have stock on your request size. Quality Control:We have our professional QC and all the products will be strict inspection and testing for every order before shipping out. After Services:Technical Support will be available in any time. We could provide the professional suggestion for you. EX:1.Select the right most suitable products. 2. According to the rock types, choosing the face type, button tooth type. 3. According to the different purpose,. choosing the different body type 4.Company Information Ourcompany(HebeiGoldmanPetroleumMachineryCo.,Ltd.)islocatedinHejianCity,ahistoricalcitynearbyCapitalBeijing.HejiancityisnearbythewellknownHuabeiOilfield,whichpropelledtheestablishmentanddevelopmentofGoldman. We specialize ourselves in researching and production of rock drilling bits, mainly including tricone bits, PDC bits, drag bits, HDD hole opener, roller cutters and related tools like drill pipe,rotary slips, and so on. Our products are mainly used for oil well drilling, gas well drilling, geothermal well drilling, mining, geological survey, water well drilling, HDD pipelines projects and foundation projects.