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Quick Details

Use: Well Drilling
Material: High Manganese Steel
Certification: API
Type: Drill Bit
Brand Name: SIRUITE/KINGDREAM
Processing Type: Forging
Machine Type: Drilling Tool
Model Number: 3 7/8"~26"(76mm~660.4mm)
Place of Origin: China (Mainland)

Specifications

Tri-Cone Rock Bit/Roller Cone Bit
Specifications of Roller Bit (Tricone Bit)
Size
IADC Code
API Regular Pin (in)
in
mm
3 7/8
 
126 617
 
4 1/4
107.9
131 321
2 3/8
4 5/8
117.5
121 241 527
2 7/8
4 3/4
120.6
241
5 5/8
142.9
121 241 321 537
3 1/2
5 7/8
149.2
241 321 517 537 547 617 637
6
152.4
211 216 246 437 517 527 537 547 617 637
6 1/8
155.6
117 211 437 517
6 1/4
158.7
121 241 321 517 527 537 547 637
6 1/2
165.1
517
6 3/4
171.4
121 241 321
7 1/2
190.5
121 124 134 217 244 517 527 547 617
4 1/2
7 7/8
200
121 124 131 134 241 321 517 527 547 617
8 3/8
212.7
215 217 517 527 537 547 617 637
8 1/2
215.9
114 116 117 121 124 126 127 131 134 137 211 216 217 241 247 321 437 447 517 527 537 547 617 637 837
8 3/4
222.2
127 417 437 447 517 537 617
9 1/2
241.3
117 124 125 127 437 517 527 537 617 637
6 5/8
9 5/8
244.5
114 121 124 131 134 437 517 527
9 7/8
250.8
115 121 211 241 321 512 542 612 732
10
254
126
10 5/8
269.9
127 217 417 517 527
11 5/8
295.3
117 127 137 217 417 517 537 547
12
304.8
124 126 216 517 537 547 617
12 1/8
308
547
12 1/4
311.1
114 115 116 117 121 124 126 131 134 137 211 214 244 437 517 527 537 547 617 637
13 5/8
346.1
114 115 121 124 437 515 517
13 3/4
349.2
114 115 437 517
14 3/4
374.6
136 127 517 527
7 5/8
15
381
121 124 241 244
15 1/2
393.7
125 215 217 517 537
16
406.4
115 215 515 535 545
17 1/2
444.5
435 515 437 517 527 537 547
18
457.2
547
18 1/2
469.9
547
19 1/4
489
115 225
20
508
125 215 515 525
22
558.8
124
24
609.6
124
26
660.4
114 124 134 525
36
914.4
124
 
TriCone Rock BitRoller Cone Bitdrilling China bit