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Changsha Changtan Geological Equipment Co.,Ltd
Changsha Changtan Geological Equipment Co.,Ltd
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2 Inch 6 Inch Diamond Core Drill Bit Tungsten Carbide Core Drill Bits

Changsha Changtan Geological Equipment Co.,Ltd
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2 Inch 6 Inch Diamond Core Drill Bit Tungsten Carbide Core Drill Bits

Model Number : AQ BQ NQ HQ PQ

Place of Origin : CHANGSHA HUNAN

Brand Name : CHANGTAN

Certification : SGS/CE/ISO9001

MOQ : 1 SET

Price : 70USD-400USD

Packaging Details : Exported wooden box

Delivery Time : 7-10 working days

Payment Terms : T/T L/C

Supply Ability : 1000 pc /MONTH

Type 1 : Electroplated Diamond

Type 2 : Impregnated Diamond

Type 3 : Surface Set Diamond

Type 4 : Tungsten Carbide

Type 5 : Polycrystalline Diamond compact

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2 Inch 6 Inch Diamond Core Drill Bit Tungsten Carbide Core Drill Bits

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

2 Inch 6 Inch Diamond Core Drill Bit Tungsten Carbide Core Drill Bits

Contact Us

Sales Manager: Cindy Tang

Mobile/Whatsapp/Wechat :+86-18274862632 (online support)

Skype: tangjingjing31

Email:sales4@changtan.com


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rock drilling bits

      

dry diamond core bit

      
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