Three-wing Drag Bits

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  • Description
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Mark & model: Three-wing Drag Bits include step type and chevron type. The available sizes include 2-7/8″, 3-1/2″, 3-3/4″, 4-1/2″, 4-3/4″ and so on

Product profile: Three-wing Drag Bits

The Drag Bits can penetrate softer formations such as stiff clays and mudstones very quickly. Usually used for construction or other site investigation projects. It has two types, Step Type and Chevron Type.

Our factory can design the special size per customers’ requirements.

Generally, available with following sizes:

    Darg Bits Size and Connection Thread

Diameter(Inches)

Connection Pin Type

Chevron Type

Step Type

2-7/8″

AW Rod

Y

Y

3-1/2″

NW Rod

Y

Y

3-3/4″

2 3/8” API REG

Y

Y

4-3/4″

2 3/8” API REG

Y

Y

5″

2 3/8” API REG

Y

Y

5-1/8″

2 3/8” API REG

Y

Y

5-3/4″

3-1/2” API REG

Y

Y

6″

3-1/2” API REG

Y

Y

6-3/4″

3-1/2” API REG

Y

Y

7″

4-1/2” API REG

Y

Y

7-1/2″

4-1/2” API REG

Y

Y

8″

4-1/2” API REG

Y

Y

Sizes up to 22″ available    – please ask for details           4-1/2” API REG                N             Y
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