8 3/4" Steel Tooth Tricone Drill Bit

• Customization: Available
• Type: Core Drill
• Usage: Metal Drilling, Masonry Drilling, Well Drilling, Wood Drilling
• Model NO.: ROS 8 3/4"
• Certification: API
• Name: Tricone Drill Bits
• Item: Steel Tooth Tricone Drill Bit
• Model: Steel Tooth Tricone Bits
• Type No: Tungsten Carbide Insert Tricone Drill Bit
• Series: Atlas Copco Secoroc Tricone Drill Bits
• Item No: Tricone Bits
• Sells: Tri Cone Bits for Sale
• Chinese Tricone Bit: Tri Cone Bits in China
• Name No: China Tricone Drill Bit
• New: 2017 Tricone Bits Manufacturing
• Transport Package: Wooden Box
• Specification: 8 3/4"
• Trademark: ROSCHEN
• Origin: China
• HS Code: 843143210
• Production Capacity: 2500

Product Description

8 3/4" Steel Tooth Tricone Drill Bit

1. Bit size range from 3 7/8" to 26" 
2. Meet with API Spec7-1 Standard.  
3. Open roller bearing or seal bearing 

Steel tooth tricone bits sizes range from 3 7/8" to 26" and cover almost all IADC codes.  

The steel tooth bit are always be used in drilling soft or soft-medium formation, using fields like mining, hydrology well drilling, subterranean heat well drilling, water well drilling, oil well drilling, gas well drilling.  

This type of tricone bits have optimal bearing design, it can be working stably in low WOB, and high quality tungsten carbide on suiface of cones and gauge make a good wear resistance, largely extend the working life of bit.
 

Technical Parameters
Drilling Parameters							Recommends Drilling Parameters
Size	Blades No.	Cutter No.	Nozzles No.	Gauge Length		API	Rotation Speed	Weight on Bit	Diameter
									tolerance
in	No.	mm	No.	in		REG	RPM	KN	mm
6"	6	19	6~8	2~3		4-1/2"	80-380	25~120	-0.38
8 1/2 "	6	19	6~8	2~3		6-5/8"	60~350	25~120	+0,-0.51
9 1/2 "	6	19	6~8	2~4		6-5/8"	60~350	30~140	+0,-0.76
12 1/4	6	19	6~10	2~4		7-5/8"	60~300	30~200	+0,-0.76
16	6	19	6~10	2~4		7-5/8"	60~300	30~200	+0,-0.89
17 1/2 "	6	19	6~8	2~3		4-1/2"	60~240	25~120	+0,-0.38
Remark: Depending on your requirements,we can design and produce all above specification(All sizes 3 1/2"~26").

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