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Electroplated Diamond Core Bits

 Electroplated Diamond Core Drill Bit For Micro Drilling Rigs HQ, BQ, NQ, PQ 

Q series core bits
Size
O.D
I.D
Availability
mm
mm
Imp.
S.S
T.C.
PDC
TSP
E.P.
AQ
47.75/47.50
27.10/26.85
BQ
59.69/59.44
36.52/36.27
BQ3
59.69/59.44
33.65/33.40
NQ
75.44/75.19
47.75/47.50
NQ3
75.44/75.19
45.21/44.96
HQ
95.76/95.38
63.63/63.38
HQ3
95.76/95.38
61.24/60.99
PQ
122.30/121.80
85.09/84.84
PQ3
122.30/121.80
83.18/82.93
Core bits for N-series double core barrels
NMLC
75.44/75.19
52.12/51.87
HMLC
98.98/98.60
63.63/63.38
Core bits for T2 series double core barrels
T2-46
46.18/45.92
31.82/31.57
T2-56
56.13/55.88
41.83/41.58
T2-76
76.12/75.87
61.82/61.57
T2-86
86.13/85.88
71.83/71.58
T2-101
101.12/100.87
83.82/83.57
Core bits for T6 series double core barrels
T6-76
76.12/75.87
57.12/56.87
T6-86
86.13/85.88
67.13/66.88
T6-101
101.12/100.87
79.12/78.87
T6-116
116.20/115.82
93.14/92.89
T6-131
131.19/130.81
108.13/107.88
T6-146
146.18/145.80
123.11/122.86
Core bits for Chinese standard single tube core barrels
59
59.5
41.5
75
75.2
54.5
91
91.2
68
110
111.2
93
130
131.2
113
150
151.2
133
170
171.2
149
219
225.2
197
Core bits for Chinese standard double tube core barrels
75
75.2
54.5
91
91.2
68
110
111.2
93
 
 
 
Noted:
Imp.-Impregnated Diamond Type
S.S.-Surface Set Diamond Type
T.C.-Tungsten Carbide Type
PDC.-Polycrystalline Diamond compact Type
E.P.- Electroplated Diamond Type
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