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490mm IADC217 Mill Tooth Tricone Bit For Water Well Drilling

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490mm IADC217 Mill Tooth Tricone Bit For Water Well Drilling

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Brand Name : JSBIT

Model Number : 19inch tricone roller bit

Certification : API and ISO standard

Place of Origin : Heibei province China

MOQ : 1 pcs

Price : bargain

Payment Terms : Western Union, T/T

Supply Ability : 500PCS /month

Delivery Time : 1 days

Packaging Details : Fumigation-free export wooden box

Application : Coal mining, quarry drilling, drilling

Product process : Forging and heat treatment tricone bit

Bearing : rubber sealed bearing type tricone bit

material : 20GrNiMo and tungsten carbide tricone bit

Warranty : more than 80 hours

standard : API and ISO

Usage : HDD drilling, oil drilling, crossing strata, water well drilling.

Machinable size : 15.5inch 393.7mm

country of origin : hebei，china

IADC : 217

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490mm IADC217 Mill Tooth Tricone Bit For Water Well Drilling

IADC Recommended parameters Applicable strata
WOB KN/mm Rotating speed r/min
116,117 0.35-0.8 150-80 Extremely soft formations with high compressive strength and drillability, such as clay, mudstone, chalk
126,127 0.35-0.9 150-70 Soft formations with high compressive strength and drillability, such as mudstone, gypsum, salt rock, soft shale, soft limestone
136,137 0.35-1.0 120-60 Soft to medium-soft formations with high compressive strength and high drillability, such as medium-soft shale, anhydrite, medium-soft limestone, medium-soft sandstone and soft formations with hard interlayers
216,217 0.4-1.0 100-60 Soft to medium formations with compressive strength, such as soft shale, medium soft limestone, medium soft sandstone and soft formations with hard interlayers
246,247 0.4-1.0 80-50 Medium-hard formations with high compressive strength, such as hard shale, limestone, sandstone, dolomite
417,437,447 0.35-0.9 150-70 Very soft formations with high compressive strength and drillability, such as clay, mudstone, chalk, gypsum, salt rock, soft shale, soft limestone
517,527 0.35-1.0 140-60 Soft formations with high compressive strength, such as mudstone, gypsum, salt rock, soft shale, soft limestone
537,547 0.45-1.0 120-50 Soft to medium formations with compressive strength, such as medium-soft shale, medium-soft limestone, medium-soft sandstone and medium formations with effective hard abrasive interlayers
617,627 0.45-1.1 90-50 Medium-hard formations with high compressive strength, such as hard shale, limestone, sandstone, dolomite
637 0.5-1.2 80-40 Hard formations with high compressive strength, such as sandstone, limestone, dolomite and anhydrite, marble

Re-Run Carbide Insert Tricone Drill Bits
Re-run carbide insert bits are used bits that have been re-worked, cleaned, and often times painted. Re-runs offer significant cost savings over new carbide insert bits. Roschen offers a variety of re-run carbide bits in sizes ranging from 2 1/2" to 36". All re-runs are premium quality and available for use in soft, medium, and hard formations.
Contact a us for additional details about our complete line of re-run carbide insert tricone drill bit product offerings.
Re-Tip Steel Tooth Tricone Drill Bits
Re-tip steel tooth tricone bits are gently used bits that usually come from the oil fields. They are refurbished for use in non-oilfield rotary applications, such as water wells, HDD, and construction type drilling. These bits offer significant cost savings over new bits. Hole Products offers a wide range of premium, oil field quality re-tip steel tooth bits in sizes ranging from 2 1/2" to 36". Re-tip bits are available for use in soft, medium, and hard formations.







490mm IADC217 Mill Tooth Tricone Bit For Water Well Drilling490mm IADC217 Mill Tooth Tricone Bit For Water Well Drilling490mm IADC217 Mill Tooth Tricone Bit For Water Well Drilling

490mm IADC217 Mill Tooth Tricone Bit For Water Well Drilling
490mm IADC217 Mill Tooth Tricone Bit For Water Well Drilling490mm IADC217 Mill Tooth Tricone Bit For Water Well Drilling490mm IADC217 Mill Tooth Tricone Bit For Water Well Drilling
490mm IADC217 Mill Tooth Tricone Bit For Water Well Drilling

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