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Help CenterTricone /rock/ Roller Drill Bit a Girl 12 1/4"
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Hejian New Field Petroleum Equipment CO., Ltd. We have been in this line with the principle of "faith-based, quality of survival and mutual benefit, provides the highest quality products and attentive service for our customers". We are looking forward to establishing relationships with you in the near future.
1.About the Tricone bit
1)certified by ISO9001&API
2)Fast drilling rate
3)Strong cutting structure durability
4)be used for water well, oil field, underground, construction, geothermal, directional boring
5)Be used to drill low compressive strength,soft formation
6)various of model and dimension avaliable
7)rubber seal or metal seal
8)IADC:HJ417,437,447,517,537,547,637,617etc
9)high quality and competitive price
10)including drill rods,drill collar,rerun steel tooth bits, ,used drill bits stock,used mud pumps,etc
2>Specifications for tricone bit
Size |
12 1/4”(311.2mm) tricone bit for well drilling |
IADC |
117 |
Bearing Type |
Elastomer sealed journal bearing |
Thread Connection |
6 5/8 reg pin |
WOB(KN/mm) |
0.3~0.75 |
RPM(r/min) |
180~60 |
Applicable Formations |
hard formations with low compressive strength and high drillability, such as clay, mudstone, chalk, etc.. |
Circulation system |
Mud pump |
3.Products Details
4.Packing:wooden box, steel box or as your requirements
5,size and model we can provide
|
60mm,65mm,76mm,93mm,95mm,98mm(3 7/8”),101.6mm,114mm,118mm,120mm,127mm(5”) 130.1mm(5 1/8”),133.3mm(5 1/4”),139.7mm(5 1/2”),142.8mm(5 5/8”),149.2mm(5 7/8”) 152.4mm(6”),155.5mm(6 1/8”),158.7mm(6 1/4”),161.9mm(6 3/8”),165.1mm(6 1/2”) 190.5mm(7 1/2”),193.6mm(7 5/8”),200.0mm(7 7/8”) 212.7mm(8 3/8”),215.9mm(8 1/2”),222.2mm8 3/4”) 241.3(9 1/2”),244.4(9 5/8”),250.8(9 7/8”) 269.8(10 5/8”),295.3(11 5/8”) 311.1(12 1/4”),346.0 (13 5/8”),349.2(13 3/4”) 374.6(14 3/4”) 381(15”),393.7(15 1/2”),406.4(16”) 444.5(17 1/2”),508(20”),558(22”),609.6(24”) 660.4(26”) |
6.API Certificate: API
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