3 wings stepped drag bits carbide steel insert drag bits factory from China

Advantage:
1> Step drag bit, Step drag bit products, step drag bit,carbide drag bit, drag bit,3-wing drag bit
2> 3" to 24" or as required
3> Best price
4> Delivery on time
5> High quality and competitive price
6> including drill rods,drill collar,rerun steel tooth bits, ,used drill bits stock,used mud pumps,etc
7> be used for water well, oil field, underground, construction, geothermal, directional boring

Description:
A drag bit is simply a series of blades (usually three or four in number) which produce a shearing 

action when rotated. They are comparatively inexpensive due to the lack of moving parts and they can 

penetrate softer formations such as stiff clays and mudstones very quickly.
The drag bit usually used in very soft to medium formation when the dth hammer as the tricone bit, lose 

of their effectiveness.
The cleaning of the hole is realized by the injection of air or water.
There are two forms of drag bits:
- "Step" type for soft grounds
- "Chevron" type for medium hard grounds

Specification:
Item Drag bit
Keywords Step drag bit, Step drag bit products, step drag bit,carbide drag bit, drag bit
Certificate API&ISO9001:2008
Type Chevron and Step type
Wings 2, 3 and 4 wings
Size 3" to 24" or as required
Thread 2 3/8, 3 1/2, 4 1/2, 5 1/2, 6 5/8 API Reg. Pin
Package Wooden case or as required
Target High quality with reasonable price

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Product Description: 
Step Drag Bits also named blade bits, with a Tungsten Carbide 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 are easiest to 

log.
Normally drag bits are 3 wings, but we can make 4 or 5 wings following your drawings or samples. Many 

special designs are available upon your request.
1. Drag bits are made according to API standard or no thread standard just welding
2. Various step and chevron drag bits are available from 3 inch to 17 1/2 inch. (normal small size 

are 3" ,3 3/4" ,3 7/8" ,4 3/4" ,4 5/8" ,5 7/8" and so on)
3. There is very good feedback from our customers because of the quality and price. 
4. Different drag bits can be made according to your drawings or samples.