|
Bit information
|
Matched core barrels
|
Recommended operation parameters
|
|||||
|
diameter
|
Inside diameter
|
Flow rate
(l/s)
|
Rotation speed(rpm)
|
Weight on bit(KN)
|
|||
|
mm
|
inch
|
mm
|
inch
|
||||
|
152.4
|
6
|
70
|
2-3/4
|
250p
|
6-18
|
60-500
|
20-75
|
|
6-3
|
6-18
|
60-500
|
20-75
|
||||
|
215.9
|
8-1/2
|
101.6
|
4
|
250p
|
10-15
|
60-500
|
45-100
|
|
105
|
4-1/8
|
8-3
|
10-15
|
60-500
|
45-100
|
||
Besides the types and specs of all kinds of PDC comprehensive diamond bits, and we can design and produce PDC coring bits and Triangle Polycrystalline and synthetic diamond coring drill bits.
Apart from that, we can also customise other kinds of non-standard drills.
Specs (Dia)
mm in
95mm 4
98mm 4
102mm 4
105mm 4-1/8
114mm 4-1/2
114mm 4-1/2
118mm 4-5/8
120mm 4-3/4
120mm 4-3/4
120mm 4-3/4
130mm 5-1/8
130mm 5-1/8
132mm 5-1/8
133mm 5-1/4
140mm 5-1/2
142mm 5-5/8
142mm 5-5/8
142mm 5-5/8
146mm 5-3/4
149.2 5-7/8
149.2 5-7/8
152mm 6
152mm 6
152mm 6
152mm 6
155mm 6-1/8
159mm 6-1/4
159mm 6-1/4
165mm 6-1/2
171mm 6-3/4
200mm 7-7/8
200mm 7-7/8
200mm 7-7/8
200mm 7-7/8
206mm 8-1/8
215mm 8-1/2
215mm 8-1/2
215mm 8-1/2
215mm 8-1/2
222mm 8-3/4
241mm 9-1/2
247mm 9-7/8
311 12-1/4
374 14-3/4
mm in
95mm 4
98mm 4
102mm 4
105mm 4-1/8
114mm 4-1/2
114mm 4-1/2
118mm 4-5/8
120mm 4-3/4
120mm 4-3/4
120mm 4-3/4
130mm 5-1/8
130mm 5-1/8
132mm 5-1/8
133mm 5-1/4
140mm 5-1/2
142mm 5-5/8
142mm 5-5/8
142mm 5-5/8
146mm 5-3/4
149.2 5-7/8
149.2 5-7/8
152mm 6
152mm 6
152mm 6
152mm 6
155mm 6-1/8
159mm 6-1/4
159mm 6-1/4
165mm 6-1/2
171mm 6-3/4
200mm 7-7/8
200mm 7-7/8
200mm 7-7/8
200mm 7-7/8
206mm 8-1/8
215mm 8-1/2
215mm 8-1/2
215mm 8-1/2
215mm 8-1/2
222mm 8-3/4
241mm 9-1/2
247mm 9-7/8
311 12-1/4
374 14-3/4
