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BSJ-Tools Specification for Q Series Wire-line Core Drilling |
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Specification |
Hole |
Core |
Bit |
Reaming Shell |
Outer Tube |
Inner Tube |
Rod |
D |
D |
O.D |
I.D |
O.D |
O.D |
I.D |
O.D |
I.D |
O.D |
I.D |
BQ |
60 |
36.5 |
59.5 |
63.5 |
60 |
57.2 |
46 |
42.9 |
38.1 |
55.6 |
46 |
NQ |
75.7 |
47.6 |
75.5 |
47.6 |
75.7 |
73 |
60.3 |
55.6 |
50 |
69.9 |
60.3 |
HQ |
96 |
63.5 |
95.6 |
63.5 |
96 |
92.1 |
77.8 |
73 |
66.7 |
88.9 |
77.8 |
PQ |
122.6 |
85 |
122 |
85 |
122.6 |
117.5 |
103.2 |
95.3 |
88.9 |
114.3 |
103.2 |
CHD76 |
75.7 |
43.5 |
75 |
43.5 |
75.7 |
73 |
57.2 |
50.8 |
45.3 |
69.9 |
60.3 |
CHD101 |
101.3 |
63.5 |
101 |
63.5 |
101.3 |
98.4 |
79.4 |
73 |
66.9 |
94 |
83 |
CHD134 |
134.5 |
85 |
134 |
85 |
134.5 |
127 |
104.8 |
96.2 |
88.3 |
127 |
114.3 |
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