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BQ HQ NQ PQ Core Bits & Accessories for Mining, Exploration
Core Drilling
Core Bits & Accessories
Core bits are engineered with water ways that allow easy removal of
cutting debris. The center hole of the Core bit removes sediment
rock and allows the core pedestal to pass through the bit and into
the core barrel.
Roschen Group Limited Diamond Core Bits are designed for superior
cutting performance and longevity. We also offer a large selection
of quality wireline and conventional coring bits, shoes, and
reaming shells.
Bits: Impregnated, Surface Set, Carbide, PCD, Thin Wall Concrete
Bits
Reaming Shells: Diamond, Carbide
Casing Shoes: Diamond, Carbide
Wireline diamond core bits specifications | ||
SIZE | CORE Ø | HOLE Ø |
AQTK | 35.5 mm (1-3/8 in) | 48 mm (1-7/8 in) |
BQ | 36.4 mm (1-7/16 in) | 60 mm (2-3/8 in) |
BQTK | 40.7 mm (1-5/8 in) | 60 mm (2-3/8 in) |
NQ | 47.6 mm (1-7/8 in) | 75.7 mm (3 in) |
NQTK (NQ2") | 50.6 mm (2 in) | 75.7 mm (3 in) |
NQ3 | 45 mm (1-3/8 in) | 75.7 mm (3 in) |
HQ | 63.5 mm (2-1/2 in) | 96 mm (3-3/8 in) |
HQ3 | 61.1 mm (2-3/8 in) | 96 mm (3-3/8 in) |
PQ3 | 85 mm (3-3/8 in) | 122.6 mm (4-7/8 in) |
PQ3 | 83 mm (3-1/4 in) | 122.6 mm (4-7/8 in) |
Wireline diamond core bits, metricl diamond impregnated drill bits specifications | |
"Q" series: | AQ, BQ, NQ, HQ, PQ/AQTK, BQTK, BQ3, NQ2, NQ3, NQTT, HQ3, HQTT, PQ3, PQTT |
A-Gauge Core Bits: | AQ, AQ-RSG, AWG(AX), AWM, AWT, LTK48 |
B-Gauge Core Bits: | BQ, BQ-RSG, BQ-2.400, BQ3, BWG(BX), BWM, BWT, LTK60, TBW |
N-Gauge Core Bits: | NQ, NQ-RSG, NQ-3.032, NQ2, NQ2-RSG, NQ3/NQTT, NQ3-RSG, NQ3-3.032, NMLC, NWG(NX), NWM, NWT, TNW, |
H-Gauge Core Bits: | HQ, HQ-RSG, HQ-3.830, HQ-3.895, HQ3/HQTT, HQ3-RSG, HQ3-3.895, HMLC, HWF-Long, HWF-Short, HWG(HX), HWT |
P-Gauge Core Bits: | PQ, PQ3, PWF-Long, PWF-Short |
S-Gauge Core Bits: | SWF-Long, SWF-Short |
U-Gauge Core Bits: | UWF-Long, UWF-Short |
Z-Gauge Core Bits: | ZWF-Long, ZWF-Short |
T Series: | T36, T46, T56, T66, T76, T86, T101 |
TT Series: | TT46, TT56, TT66, TT76, TT86, TT101 |
T2 Series: | T2 46, T2 56, T2 66, T2 76, T2 86, T2 101 |
TB Series Metric Core Bits: | TB36, TB46, TB56, TB66, TB76, TB86, TB101 |
T6 Series Metric Core Bits: | T6-76, T6-86, T6-101, T6-116, T6-131, T6-146 |
T6S Series Metric Core Bits: | T6S-76, T6S-86, T6S-101, T6S-116, T6S-131, T6S-146 |
B Series(IS03552-1)Metric Core Bits: | B36, B46, B56, B66, B76, B86, B101, B116, B131, B146 |
All other standard: | CDDA, DCDMA, Crealius, and ISO sizes. |
For more information, please contact:
ROSCHEN INC.
ROSCHEN GROUP LIMITED
ROSCHEN HOLDINGS LIMITED
Skype: ROSCHEN.TOOL , ROSCHEN_GROUP
WeChat: +86-137 6419 5009 ; +86-135 8585 5390
WhatsApp: +86-137 6419 5009 ; +86-135 8585 5390
Email: roschen@roschen.com ; roschen@roschen.net
Website: http://www.roschen.com ; http://www.roschen.net
http://www.roschen.cn ; http://www.roschendrill.com
http://www.roschenmining.com ; http://www.roschendrilling.com