NF Step Type Drag Bit

API 3 Wings Alloy Steel Drag Bit/Stepped Drag Bit/Tungsten Carbide Drag Bit

1,Material : tungsten carbide or steel .

2,wings: 2-4 wings

3,size: 2”-17 1/2”( 50.8mm- 444.5mm)

4,Application:They are usually designed for use in soft formations such as sand,clay or soft rock. Drag bits are applied to rock formation f≤6,like mudstone, shale, sandstone, etc., mainly used for drain hole, grouting hole, geological and hydrology drilling, etc.

5,order : Differential drag bits can be made according to your drawings or samples

 6,Advantage 

 There is very good feedback high quality low price !

Drag Bit

Product Description:

Drag bits also named blade bits ,with TC inserts on the blade.

They are usually designed for use in soft formations such as sand,clay or soft rock.

Their uses include drilling water wells,mining,geothermal,enviromental and exploration drilling.

Usually drag bits are three wings,while sometimes four wings or five wings.

Type:stepped & chevron

          (2- 4 wings drag bit)

Size Available:

From 3"(76.2mm) to 17 1/2"(444.5mm)

Three wings step drag bits:

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.