Water well drill rod high quality

    The drill rod is a steel pipe with threads at both ends. It is used to connect the rig surface equipment and the button drilling equipment or bottom hole device.

Description:

Brief Introduction

The drill rod is a steel pipe with threads at both ends. It is used to connect the rig surface equipment and the button drilling equipment or bottom hole device.

 

Function

The usage is to pass the rig torque to the bottom hole and to transfer the drilling fluid to the drill bit. Otherwise, the drill rod can raise, lower or rotate the bottom hole device.

 

Classification

We often divide the drill rod to five types:

1. Hex drill rods;

2. Twist drill rods;

3. Spiral drill rods;

4. Tapered drill rods;

5. Water well drill rods.

Parameter

Shank  Turned length (TL)  chisel Bit D Weight 
mm mm mm kg
Hex 19 x 108 150 7 20 22 0.6
200 20 22 0.6
250 20 0.8
Hex 19 x 82.5 280 20 22 1
Hex 22 x 108 150 17 20 22 0.7
200 17 20 22 1
250 17 20 22 1.1
300 17 20 22 1.7
200 17 20 22 0.8
250 17 20 22 0.9
300 17 20 22 1.5
350 17 20 22 1.8
550 17 20 22 2.4
710 17 20 22 2.9

 

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