Drag bits

A brief description of drag bits.

Drag bits are one of the common types of drill bits that are used for drilling a water borehole, a drag bit is usually designed for drilling soft formations such as sand, clay, or some soft rock. They cannot drill through coarse gravel or hard rock formations. Drag bits can be three wings drag bits and four wings drag bits.

Drag bits
Drag bits

Specifications of drags bits.

DiameterConnecting Size Cutters/WingsStructures
27mmM12x1.75mmM14x1.5mm2integral
28mmM12x1.75mmF12x12mm2integral
30mmM12x1.75mmF12x12mm2integral
32mmM14x1.5mmF12x12mm2integral
34mmM14x1.5mmF12x12mm2integral
36mmM14x1.5mmF12x12mm2integral
38mmT24x5mmF14x14mm2-3integral
42mmT24x5mmF13-14mm2-3integral
45mmT24x5mmF13-18mm2-3integral
55mmT24x5mmF13-18mm4two-stage
65mmT24x5mmF13-18mm4-5two-stage
75mmT33x4.23mmF13-18mm4-5two-stage
76mmT33x4.23mmF18-24mm4-5two-stage
82mmT42x5.08mmF18-24mm4-5two-stage
85mmT42x5.08mmF18-24mm4-5two-stage
89mmT42x5.08mmF24-32mm5-7three-stage
95mmT55x5.08mmF24-32mm5-7three-stage

The features of drag bits

  • The price of drag bits is cheap and one of the most drill bits ever.
  • It is suitable for drilling soft rocks and earth.
  • The drag bits have three wings and two wings.
  • It can be used for drilling a water borehole.
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