API Rock Drilling Auger Bit or Tricone Bit Smith Insert or Rock Bit

• Type: Core Drill
• Usage: Metal Drilling, Masonry Drilling, Well Drilling, Wood Drilling
• Certification: API
• Name: Tricone Rotary Drill Bits
• Bits Sales: Tricone Drill Bits for Sale
• Well Drilling: Tricone Bit for Well Drilling
• Model NO.: 2 7/8"
• TCI Bits: Tricone Bit Weight
• Sales: Tricone Bits for Sale
• Model: TCI Tricone Bit
• Model Name: Hughes Tricone Bits
• Series: Tricone Drill Bit
• Item: Tricone Rock Bits
• Item No: Tricone Bit
• Transport Package: Wooden Box
• Specification: 2 7/8"
• Trademark: ROSCHEN
• Origin: China
• HS Code: 843143210
• Production Capacity: 2600

Product Description

Smith TCI Tricone Rock Bits

API rock drilling auger bit or tricone bit smith insert or rock bit

Specifications

API Standard rock bit-- tricone drill bit 
1. ISO9001 certificate 
2. Good stability 
3. Long work life 
4. Efficiently
 
Api standard rock bit-- tricone drill bit  
 
Cutting Structure: 
The durability of premium tungsten carbide insert is improved with new formulas and new techniques for insert bit.
 
Gauge Structure:  
Multiple gauge protection with gauge trimmers on the heel of cone, tungsten carbide inserts and hardfacing on the shirttail increases gauge holding capability and bearing life.
 
Bearing Structure: 
High precision bearing with two thrust faces. Ball lock the cone.Hardfaced head bearing surface.
Cone bearing inlaid with friction-reducing alloy and then silver-plated. Abrasion resistance and seizure resistance of the bearing are improved.
 
Seal and Lubrication: 
Premium O-ring, Optimal seal compression and curved seal structure can enhance the  seal performance. The pressure compensator system and advanced grease can greatly increase the lubricating reliability.
 
Product Application: 
It can receive high WOB in the conventional drilling. It is suitable for various formations by matching cutting structure with different tooth shape, tooth density and tooth exposure height.
 
Product Parameter:
 

Model	TCI BIT, STEEL TOOTH BIT
IADC CODE	116 117 126 127 136 137 216 217 226 226 316 317 326 327 336 337  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
Available sizes	From 2 7/8" to 26"
	larger sizes for hole opener bit ,reamer bit
Advantage	most favourable price and best qualtity
Bearing type:	sealed bearing and non-sealed bearing
	HJ (metal sealed journal bearing)
	HA (rubber sealed journal bearing)
	aircooled bearing type
Formation or layer	soft, medium soft, hard,medium hard, very hard formation
Button size (extra features)	Button bit, saw teeth
	1) Y-Conical teeth
	2) X-chisel teeth
	3) K-wide teeth
	4) G-Gague protection
Material	Alloy steel, carbide

 

NO.	TRICONE ROCK BIT SIZE		REG.PIN API
	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

FAQ


Q: Are you a manufacturer or trading company?
A: We are a specialized manufacturer.

Q: How about the delivery terms?
1. Payment: T/T, L/C, Western Union, Paypal, 30% deposit in advance and rest before delivery.
2. Min. order quantity: 1 piece.
3. Transportation: By DHL/TNT/Fedex express, air, sea, train.

Q: How about discount?
A: Price is based on products and order quantity.

Q: Do you accept sample order?
A: Yes sure, please contact us for details.

Q: How about your after-sales service?
A: As a manufacturer, we offer promt technology support for all problems and questions. Besides, we accept goods return or replace for quality problem.

Q: How does your company control the quality?
A: Quality first. In order to guarantee high quality for our products, Roschen always makes a serious inspection for all products and raw materials in strict procedure. We have obtained certificate of ISO9001:2000 in 2004.
 








For more information please contact:


 
ROSCHEN INC.
ROSCHEN GROUP LIMITED
ROSCHEN HOLDINGS LIMITED
 
 
 
Website: http://roschen.en.made-in-china.com 
 ; http://roschen.en.made-in-china.com 
http://roschen.en.made-in-china.com