Specifications
Brand Name :
ROSCHEN
Model Number :
2 7/8" to 26"
Certification :
ISO
Place of Origin :
China
MOQ :
1set
Price :
negotiate
Packaging Details :
Wooden box
Delivery Time :
5~15days
Description


Tricone Roller & Drag Bits for Water Well, Oil Gas Well Drilling


Roller & Drag Bits

Drag Bits can be used to drill any type of hole; they are the perfect solutions for mud, sand, and sticky clay, as well as drilling out concrete or grout. Drag bits are also a more economical solution for seismic drilling.

Chevron bits are designed for medium to hard formation and are used in areas that contain a lot of rock or drilling out concrete casings and plugs.

Step bits are the most common type of drag bit used in the world today. They are primarily designed for soft to medium formations.

* We stock a variety of drag bits and new or re-run bits are available.

. Roller Bits
. Tri-Cone & Bi-Cone
. Carbide & Mill Tooth
. Drag Bits

. Step & Chevron
. PDC Bits
. Rotary & Coring
. Bit Subs


Tricone Rolle Bits Product specifications:
Model Milled tooth bits tricone for water well,TCI bits tricone for water well
IADC Code 116 117 126 127 136 137 216 217 226 316 317 326 327 336 337 115 125 135 215 225 235 315 325 335 114 124 214 314 111 121 131 346 347
417 427 437 517 527 537 617 627 637 737 837 832 415 425 435 445 525 625 635 416 427 436 446 447 516 526 537 547 516 536 535
Bearing Type H--Friction bearing; G--Roller bearing; F--Floating Bearing
Sealing Type HJ(metal sealed journal bearing)
HA (rubber sealed journal bearing) air cooled bearing type
Size From 2 7/8" to 26" larger sizes for hole opener bit ,reamer bit
Material alloy steel, tungsten carbide insert
Extra Feature 1) Y-Conical teeth 2) X-chisel teeth 3) K- wide teeth 4) G- Gague protection
Applicable Formation Very soft, soft, medium soft, hard, medium hard, very hard formation
Application Petroleum & gas, water well, mining and tectonic industries, oil field, construction, geothermal, directional boring, and underground foundation work.

NO. TRICONE ROCK BIT SIZE API THREAD REG.PIN
in mm
1 3 3/4 95.3 2 3/8
2 3 7/8 98.4 2 3/8
3 4 1/8 104.8 2 3/8
4 4 1/4 108 2 3/8
5 4 1/2 114.3 2 3/8
6 4 5/8 117.5 2 7/8
7 4 3/4 120.7 2 7/8
8 4 7/8 123.8 2 7/8
9 5 1/2 139.7 3 1/2
10 5 5/8 142.9 3 1/2
11 5 2/3 143.9 3 1/2
12 4 3/4 146.1 3 1/2
13 5 7/8 149.2 3 1/2
14 6 152.4 3 1/2
15 6 1/8 155.6 3 1/2
16 6 1/4 158.8 3 1/2
17 6 1/2 165.1 3 1/2
18 6 5/8 168.3 3 1/2
19 6 3/4 171.5 3 1/2
20 7 1/2 190.5 4 1/2
21 7 5/8 193.7 4 1/2
22 7 7/8 200 4 1/2
23 8 3/8 212.7 4 1/2
24 8 1/2 215.9 4 1/2
25 8 5/8 219.1 4 1/2
26 8 3/4 222.3 4 1/2
27 9 1/2 241.3 6 5/8
28 9 5/8 244.5 6 5/8
29 9 7/8 250.8 6 5/8
30 10 1/2 266.7 6 5/8
31 10 5/8 269.9 6 5/8
32 11 279.4 6 5/8
33 11 5/8 295.3 6 5/8
34 12 304.8 6 5/8
35 12 1/4 311.2 6 5/8
36 12 5/16 312.7 6 5/8
37 13 3/8 314.3 6 5/8
38 12 7/16 315.9 6 5/8
39 12 5/8 320.7 6 5/8
40 13 1/8 333.4 6 5/8
41 13 1/2 342.9 6 5/8
42 13 5/8 346.1 6 5/8
43 13 3/4 349.3 6 5/8
44 14 1/2 368.3 7 5/8
45 14 3/4 374.7 7 5/8
46 15 1/2 393.7 7 5/8
47 16 406.4 7 5/8
48 17 1/2 444.5 7 5/8
49 18 7/8 479.4 7 5/8
50 20 508 7 5/8
51 22 558.8 7 5/8
52 24 609.6 7 5/8
53 26 660.4 7 5/8
54 28 711.2 7 5/8
55 30 762 7 5/8

For more information, please contact:

ROSCHEN INC.
ROSCHEN GROUP LIMITED
ROSCHEN HOLDINGS LIMITED

Skype: ROSCHEN.TOOL , ROSCHEN_GROUP

WeChat: +86-137 6419 5009 ; +86-135 8585 5390

WhatsApp: +86-137 6419 5009 ; +86-135 8585 5390

Email: roschen@roschen.com ; roschen@roschen.net

Website: http://www.roschen.com ; http://www.roschen.net

http://www.roschen.cn ; http://www.roschendrill.com

http://www.roschenmining.com ; http://www.roschendrilling.com

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Yellow Tricone Drill Bit Roller & Drag Bits For Water Well Oil Gas Well Drilling

Ask Latest Price
Brand Name :
ROSCHEN
Model Number :
2 7/8" to 26"
Certification :
ISO
Place of Origin :
China
MOQ :
1set
Price :
negotiate
Contact Supplier
Yellow Tricone Drill Bit Roller & Drag Bits For Water Well Oil Gas Well Drilling

ROSCHEN GROUP

Verified Supplier
11 Years
shanghai, shanghai
Since 1921
Business Type :
Manufacturer, Distributor/Wholesaler, Exporter, Seller
Total Annual :
5000-2000000
Employee Number :
100~500
Certification Level :
Verified Supplier
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