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  • Drag Bits penetrate softer formations very quickly such as stiff, clays and mudstones. Usually they are used for construction or site investigation.

  • It has two types, Step Type (3-wing, 4-wing) and Chevron Type.
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  • Generally, following sizes are available. 


Diameter (Inch)

Thread Connection

2-7/8"

2-3/8" API REG 


3-1/2"

4"

4-3/4"

5"

5-1/2"

3-1/2" API REG 


6"

6-1/2"

7"

7-1/2"

                        8"
                     8-1/2"
                              9"
                           9-1/2"
                           10"
                          10-1/2"
                          12"       4-1/2" API REG 
      
                             15"
                          17"

Other sizes are also available as per request.