8′ ′ 3-Wing Step Type Drag Bits

• Type: Drag Bit
• Usage: Metal Drilling
• Certification: API
• Transport Package: Crton
• Specification: 8′′
• Trademark: Forsun
• Model NO.: 8′′
• Origin: Changsha
• HS Code: 82071990
• Production Capacity: 200 Per Month

Product Description

Specialisted in producing varies kinds of tungsten carbide (TC) drag bits in China for many years. Including of carbide drag bit, carbide steped drag bit, 3-wings, 4-wings, etc.

With ISO certificate & quality control.

Stepped drag bit is a drill bit uses in soft formations such as sand, clay, or some soft rock.

Product description:
Drag bits also named blade bits, with a TC inserts on the blades.
They are usually designed for use in soft formations such as sand, clay, or some soft rock.
Their uses include drilling water wells, mining, geothermal, environmental and exploration drilling.
Whenever possible, they should be used to drill pilot holes, for they produce cuttings that are easiest to log.
Usually drag bits are three wings, while sometime people need four wings or five wings.

Other special design is available upon your request.

Three wings stepped drag bits:
Drag bits are made according to API standard or NROD thread standard or others.
Various step and chevron drag bits are available from 2 inch to 17 1/2 inch.
There is very good feedback because of the quality and price.
Different drag bits can be made according to your drawings or samples.
4.1/2", 4.3/4", 5.1/8", 5.5/8", 5.7/8", 6.1/4", 6.3/4", 6.5/8" 7.3/8" 9.7/8", 11.1/2" etc. Drag bits are available.
We can manufacture all kinds of bits and shells according to customer's special requirement.

Size	Type Pin	Wt. (lbs. )
1 3/4" - 2 1/2"	AW, A-Rod	2
2 5/8" - 2 7/8"	AW, A-Rod	2 1/2
2 3/4" - 3 1/4"	3THD/4THD N-Rod, 2" IF	4
3 3/8" - 3 3/4"	3THD/4THD N-Rod, 2"IF	4 1/2
3 7/8" - 4 3/4"	2 3/8" API Pin	6
4 7/8" - 5 1/8"	2 3/8" API Pin	7
5 1/4" - 5 1/2"	2 3/8" API Pin	8
4 5/8" - 5"	2 7/8" API Pin	10
5 1/8" - 5 1/2"	2 7/8" API Pin	11
5 5/8" - 6 1/4"	3 1/2" API Pin	18
6 1/2" - 6 3/4"	3 1/2" API Pin	19
7" - 7 1/2"	3 1/2" API Pin	21
7 5/8" - 8"	3 1/2" API Pin	23

We can manufacture all kinds of bits and shells according to customer's special requirement.
Any requirement please contact us, we'll do the best service for you. Hope we can establish a good business relationship.