Parameter
Size
|
Outside Diameter
|
Inside Diameter
|
||
inch
|
mm
|
inch
|
mm
|
|
AQ
|
1.880/1.870
|
47.75/47.50
|
1.607/1.057
|
27.10/26.85
|
BQ
|
2.350/2.340
|
59.69/59.44
|
1.438/1.428
|
36.52/36.27
|
NQ
|
2.970/2.960
|
75.44/75.19
|
1.880/1.870
|
47.75/47.50
|
HQ
|
3.770/3.755
|
95.76/95.38
|
2.505/2.495
|
63.63/63.38
|
PQ
|
4.815/4.795
|
122.30/121.80
|
3.350/3.340
|
85.09/84.84
|
Application
1. Surface set diamond core bits are widely used for the site investigation and mineral exploration.Tag: China Mud Pumps