7 1/2" milled tooth rock roller bit for oil drilling
Specifications
steel/ milled tooth tricone bits
Rock roller drill bits
Certificated by ISO9001:2000 and API
Products covered all IADC codes
Specialized in single bits, tri-cone bits and PDC bit
1. Material: tungsten carbide
2. Various types for different formations
3. Cutting structure: The durability of premium tungsten carbide insert is improved with new formulas and new techniques for insert bit
4. Gauge structure: Multiple gauge protection with trimmers on the heel of cone, tungsten carbide inserts and hard facing on the shirttail increases gauge holding capability and bearing life
5. Seal and Lubrication: Premium O-ring, optimal seal compression and curved seal structure can enhance the seal performance. The compensator system and advanced grease can greatly increase the lubricating reliability.
6. Bearing Structure: High precision bearing with two thrust faces. Ball looks the cone. Hard faced head bearing surface inlaid with friction-reducing alloy and the silver-plated. Abrasion insistence and the silver-plated. Abrasion insistence and seizure resistance of the bearing are improved.
7. Product application: It can receive high WOB in the conventional drilling. It is suitable for various formations by cutting structure with different tooth shape, tooth density and tooth exposure height.
8. All IADC code available in our company
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Size
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Bit Type
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In.
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mm
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6
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152.4
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517G, 537G, 617G, 637G
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6 1/2
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165.1
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517G, 537G
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7 7/8
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200.0
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517G, 527G, 547G, 617G, 627G, 637G
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8 1/2
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215.9
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437G, 447G, 517G, 537G, 617G, 627G, 637G
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9 1/2
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241.3
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437G, 517G, 537G, 547G, 617G
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9 5/8
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244.5
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437G, 517G, 537G, 547G, 617G
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9 7/8
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250.8
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437G, 517G, 537G, 547G, 617G
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12 1/4
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311.1
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437G, 517G, 537G, 617G, 627G, 637G
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17 1/2
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444.5
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517G, 537G, 617G, 627G, 637G
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|
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size
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bit type
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in.
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mm
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|
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6
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152.4
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136,127,517,537,617,637
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6 1/2
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165.1
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126,127,517,537,617,637
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7 1/2
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190.5
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126,136,216,227,517,537,617,637
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|
8 1/2
|
215.9
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114,124,126,127,517,537,617,637
|
|
9 1/2
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241.3
|
126,127,517,537,617,637
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|
9 5/8
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244.5
|
127,517,537,617,637
|
|
9 7/8
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250.8
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127,517,537,617,637
|
|
12 1/4
|
311.1
|
114,126,127,517,537,617,637
|
|
13 5/8
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346
|
117,126,127,517,537,617,637
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|
14 3/4
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374.6
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124,517,537,617,637
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|
15
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381
|
124,517,537,617,637
|
|
15 1/2
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393.7
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124,517,537,617,637
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17 1/2
|
444.5
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114 117 124 126 216
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22
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558.8
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124,517,537,617,637
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24
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609.6
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124,517,537,617,637
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26
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660.4
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114,517,537,617,637
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4. Our Tracks All Over The World
With 15 years experience in tricone bits and PDC bits
industry, now "daqiu" has been the top leading supplier,
providing clients good quality tricone bits and PDC bits at
reasonable price.
Expect domestic market, "daqiu" now exporting to more
than 50 countries all over the world. Here we show a short list
of our main markets:
Asia: India, Indonesia, Pakistan, Kazakhstan, Iran, UAE, Lebanon, Singpore....
Europe: Russia, Sweden, Ukrain, Spain, Germany, Italy, Poland, Greece....
America: USA, Canada, Brazil, Chile, Columbia, Peru, Mexico, Ecuador....
Africa: South Africa, Nigeria, Egypt, Kenya, Ghana, Cameroon, Algeria....
Austrilia and New Zeland
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mill tooth bit Images
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