8 1/2 inch TCI tricone drill bits for deep water well drilling
Diameter: 215.9mm
IADC code: 517
Nozzles: 3 jet nozzles
bearing type: rubber sealed Journal
drilling speed: 40-120 RPM
drilling pressure:0.35-1.05KN
dimension:415*415*450mm
weight: 40/42kg
pakcages:fumigation wooden case
delivery time:2days for stock, 35 days for manufacturing
Tricone bits main application in drilling
Gas Wells, Oil Wells, Water Wells, Mining, Environmental, Geothermal, Blast Holes, Construction, Exploration
The Advantages to Use Tricone BitsThan Other Kinds of Rock Bits
1) There is a tricone suitable for any rock formation
2) Tricone bits are versatile and can handle changing formations
3) Tri cones Are reasonably priced with long life and good rate of drilling
Tricone Bits usage Instruction
• Tricone bit transportation
As the small volume of tricone bit and heavy weight,safety should be noticed during transportation.The package
is carton or wooden case.Waterproof and damp proof should be noticed during transportation.
• Tricone bit storage
There is rubber piece and lubricating grease in tricone bit,So it can not be stored in the open air.and be damp proof. The temperature should be 0-40 centigrade degrees. No welding,heating and other processing is permitted on bit.
• Tricone bit validity
The roller bit should be utilized within four years after resembling Type selection of tricone bit
Appropriate bit should be choosen according to drilling formation lithology and reference
on the conjoint well.
NOTICE: When shrink hole and long section is needed.it’s avoiding to work
Siruite oilfield drilling tools and Parts
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Tricone Drill Bits
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3 7/8", 5",5 1/8", 5 1/4", 5 1/2", 5 5/8", 5 7/8" , 6", 6 1/8", 6 1/4", 6 3/8", 6 1/2" , 7 1/2", 7 5/8", 7 7/8" , 8 3/8", 8 1/2", 8 3/4",9 1/2", 9 5/8", 9 7/8" 10 5/8",11 5/8" , 12 1/4", 13 5/8", 13 3/4" , 14 3/4",15", 15 1/2", 16" , 17 1/2", 20", 22”, 24" , 26"
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PDC Drill Bits
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4 1/2”,4 3/4” ,4 5/8”,5 1/4”, 5 1/2”, 5 7/8”,6”, 6 1/8”,6 1/2”,6 3/4”,7 1/2”,7 7/8”,8 1/2”,8 3/4”,9 1/2”,9 5/8”,9 7/8”,10 5/8”,11 5/8” 12 1/4”,13 3/4”,13 5/8”,14 3/4”,15 1/2” ,16”,17 1/2”
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Hole Openers
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10”, 12”, 14”,16”,18”,20”,
22”,24”,26”,28”,33”,36”
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Sintered Diamond Bits
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46mm, 56mm, 66mm, 76mm, 94/96mm
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Siruite New Tri-cone Rock Bits After-service Guarantee
Item 1.Every bit has four years quality guarantee.
Item 2.Bits continous working time is about 150~200hours,if bearing is broken
or teeth dropped in this period of time,we can send you new one for free.
Item 3.To customer placing big order,we can supply technical support.
