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HomeDrill BitsCore Drill BitsSingle-Action Double-Tube Diamond Core Bit

Single-Action Double-Tube Diamond Core Bit

Single-Action Double-Tube Diamond Core Bit - 图片 2

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Single-Action Double-Tube Diamond Core Bit - 图片 10

Single-Action Double-Tube Diamond Core Bit - 图片 11

Single-Action Double-Tube Diamond Core Bit - 图片 12

Single-Action Double-Tube Diamond Core Bit - 图片 13

Single-Action Double-Tube Diamond Core Bit - 图片 14

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Single-Action Double-Tube Diamond Core Bit - 图片 16

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Single-Action Double-Tube Diamond Core Bit - 图片 18

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Single-Action Double-Tube Diamond Core Bit - 图片 20

Single-Action Double-Tube Diamond Core Bit

The outer tube rotates while the inner tube remains stationary, effectively protecting the core from disturbance and flushing。
Suitable for complex formations, enhancing core recovery rate and integrity。

Parameter

Products Catalog

62mm PDC Drill Bit for Oil & Gas, Mining Exploration - Non-Coring, High-Speed Rock Drilling

110mm Single Tube Electroplated Hole Opener – Compatible with Hydraulic Rigs & Impregnated Diamond Drill Bits (Wireline/Coring Applications)

Thin-Wall Drill Core Bits for Concrete

GY-300T Core Drilling Rig - Precision Engineering for Geological Exploration

Water Well Drilling Rigs

Full Hydraulic Crawler Mounted 100 M 200 M 250 M 260 M Borehole Drill Wells Water Well Drilling Rigs Machine

Portable Well Drilling Equipment 200m Small Water Well Drilling Rigs for Sale

FY580 Pneumatic DTH Crawler Drilling Rig 100m 300m 500m 600m Drill Rig for Water Well Drilling

Crawler Drill Rig 150m 200m Hydraulic Track Mounted Drill Rig for Water Well Drilling

Bore Hole Deep Water Well Drill Well Drilling hole Water Drilling Machine

Heavy-Duty Solar Foundation Pile Driver - Hydraulic Drilling Equipment

CYDX-5 crawler type fully hydraulic core drilling rig

CYG-300 Fully Hydraulic Drilling Rig

CYG-200 Fully Hydraulic Drilling Rig

CYDX-3 split full hydraulic drilling rig

Wireline Core Drill Bits

SD95 95mm Diamond Impregnated Core Drill Bit | High Efficiency & Durability for Hard Rock Drilling

101mm Premium Diamond Core Bit for Hot Press Outlets – Fast, Durable & Precision Drilling

Green Single Tube Wireline Core Drill Bit Customizable

Golden Double Tube Wireline Core Drill Bits Customizable

NQ Golden Double Tube Wireline Core Drill Bit Customizable

NQ Green Double Tube Wireline Core Drill Bit Customizable

NQ75mm Purple Single Tube Wireline Core Drill Bit Customizable

NQ75mm Purple Double Tube Wireline Core Drill Bit Customizable

91mm Wireline Core Drill Bits

Parts & Accessories

BW250 Triplex Piston Pump for Oil Drilling, Shale Gas Fracturing, Mineral Exploration, Pile Foundation Engineering, and Geothermal Well Development

Triplex Mud Pump BW160/10 for Mining and Geological Exploration （Oil and Gas Drilling、Coal Exploration）

Yellow Triplex Mud Pump for Water Well Geological Exploration

Efficient & Durable Black Triplex Mud Pump for Water Well Drilling Rig – Powerful Delivery, Reliable Performance

BW160 Triplex Mud Pump – Heavy-Duty Drilling Pump for Oilfield & Construction

BW160 Single-Cylinder Mud Pump

BW-150 Mud Pump

BW-120QF Mud Pump

BW-320 Mud Pump

BW-250 Mud Pump

BW-160/10 Mud Pump

BWQ-160 Mud Pump

BW-160 triplex mud pump

76mm High-Strength Red Reamer for Casing Drilling, Directional Drilling & Hard Rock Drilling

75mm Single Electroplated Reamer – Hydraulic Drill & Wireline Bit Compatible | DTH Hole Opener | Mining & Construction Tools

59mm Dual-Coated Single Tube Reamer – Hydraulic Drill & Wireline Bit Compatible

150mm Electroplated Reaming Shell – Compatible with Hydraulic Rigs & Impregnated Diamond Drill Bits

91mm Electroplated Hole Opener / Reamer – Single Tube (for Hydraulic Drills & Wireline Drill Bits)

94mm Dual-Tube Thermal Pressure Reamer – High-Efficiency Borehole Enlargement Tool for Geological Exploration

47mm Diamond Reaming Shell for Mining Geological Drilling Tools

76.5mm NTW Impregnated Diamond Reaming Shell

75mm NQ Diamond Reaming Shell

HQ Diamond Reaming Shell

77mm HTW Diamond Reaming Shell

Internal Pipe Wrench

75mm NTW Pipe Wrench

108mm Adjustable Pipe Wrench

95mm Internal Pipe Wrench

75mm Pipe Wrench

75mm Internal Pipe Wrench

76mm 89mm Horizontal Directional Drill Rod / Drill Pipe 1m 2m 3m or 4.5m Length for Water Well Drill Rig

XY-2 Drill Pipe Clamping Ring Assembly

XY-150 Drill Pipe Clamping Ring Assembly

FineDrill 18mm-400mm Concrete Drill Bit Manufacturer Diamond Core Drill Bits for Concrete Stone Brick Wall Hard Rock Holes

152mm 260mm Thread Core Bit Turbo Laser-Welded Segments Dry / Wet Diamond Core Drill Bits for Concrete with Rebar, Brick, Block

76mm 89mm Horizontal Directional Drill Rod / Drill Pipe 1m 2m 3m or 4.5m Length for Water Well Drill Rig

140mm NC76 PDC 4 Wings Coring Drill Bit for Mining, Tunneling & Construction

72mm PDC Tricone Drill Bit – for Oil & Gas, Coal Mining & Water Well Drilling – Non-Coring, High-Speed, Durable

62mm PDC Drill Bit for Oil & Gas, Mining Exploration - Non-Coring, High-Speed Rock Drilling

PDC drill bit 70mm coreless matrix 5 diamond, water channel, (coal / oil / wells)

112mm PDC Core Bit for Oil and Gas Drilling, Geological Exploration

73-220mm Coreless Tricone PDC Drill Bit – High-Performance Rock Drilling Tool for Oil, Gas & Water Wells

PDC Diamond Drill Bit – High-Performance Non-Coring Bit for Efficient Drilling (Oil, Gas, Geothermal, Mining)

113mm PDC Core Drill Bit for Dry Drilling | Fast & Durable | Diamond-Enhanced | Ideal for Concrete & Rock Coring

3 Wings 5 Wings Cordless Drill Bit for Water Well and Mine

Durable Blue Hot Press Drill Bits with Sharp Teeth for Drilling

Single Tube PDC Tungsten Carbide Insert Drill Bit

100mm Four-wing Single Tube PDC Flat Top Non-Core Diamond Drill Bit Customizable

130mm PDC Flat Top Non-Core Diamond Drill Bit

90mm Four-wing Double Tube PDC Flat-top Drill Bit Customizable

90mm Five-wing Single Tube PDC Flat-top Drill Bit Customizable

Ribbed Core Bit

Single Tube Core Bit

169mm Fishing Drill Bit

140mm Four-Wing Arc PDC Drill Bit for Geological and Mining Drilling

132mm Four-Wing Arc PDC Drill Bit for Geological and Mining Drilling

200mm Four-Wing Arc PDC Drill Bit for Geological and Mining Drilling

165mm Four-Wing Arc PDC Drill Bit for Geological and Mining Drilling

153mm Three-Wing Conical PDC Drill Bit for Geological and Mining Drilling

152mm Four-Wing Tiered PDC Drill Bit for Geological and Mining Drilling

152mm Four-Wing Arc PDC Drill Bit for Geological and Mining Drilling

133mm Four-Wing Arc PDC Drill Bit for Geological and Mining Drilling

120mm Directional PDC Drill Bit for Geological and Mining Drilling

120mm Steel Body Directional PDC Drill Bit for Geological and Mining Drilling

120-203mm Expansion PDC Drill Bit for Geological and Mining Drilling

120-165mm Expansion PDC Drill Bit for Geological and Mining Drilling

120mm Five-Wing Arc PDC Drill Bit for Geological and Mining Drilling

115mm Four-Wing Arc PDC Drill Bit for Geological and Mining Drilling

113mm Four-Wing Open-Close PDC Drill Bit for Geological and Mining Drilling

113mm Four-Wing Arc PDC Drill Bit for Geological and Mining Drilling

113mm Three-Wing Arc PDC Drill Bit for Geological and Mining Drilling

103mm Three-Wing Open-Close PDC Drill Bit for Geological and Mining Drilling

98mm Four-Wing Steel Body PDC Drill Bit for Directional Drilling

94mm Seven-Wing Flat-Top PDC Drill Bit for Geological and Mining Drilling

94mm Four-Wing Arc PDC Drill Bit for Geological Drilling and Mining

94mm Three-Wing Concave Reinforced Spiral PDC Bit for Geological Drilling

75mm 3-Blade Tapered PDC Drill Bit - High Efficiency & Durability

65mm Five-wing PDC Flat-top Drill Bit

28mm Full Piece Rock Bolt Drill Bit

Core Drill Bits

127mm 6inch 7inch 8inch 9inch 245mm PDC Core Drill Bit

NQ Impregnated Diamond Core Drill Bit (75mm/76mm/77mm) – Double Tube Design for Hard Rock Drilling – Oil/Gas, Mining, Geothermal

PQ Impregnated Diamond Core Drill Bit – Double Tube Design for Hard Rock Drilling, Mining & Deep Coring

Double Tube Impregnated Diamond Core Drill Bit – for Hard Rock, Deep Coring & Geotechnical Exploration

NQ Impregnated Diamond Core Drill Bit – Premium for Extreme Hard Rock, Oil/Gas, Geothermal & Construction Drilling

91mm Single Tube Impregnated Diamond Core Bit for Hard Rock Drilling · Deep Sampling · Oil & Gas · Tunnel Engineering

75mm Single-Tube Diamond Impregnated Core Bit – For Hard Rock Drilling/Deep Sampling/Oil & Gas Applications

75-122mm Hard Rock Coring Bit (Impregnated Diamond) | Oil & Gas Drilling | Deep Sampling for Tunneling

Double Tube HQ NQ Impregnated Core Drill Bit for Oil & Gas / Tunneling / Deep Drilling Hard Rock Efficient Sampling

110mm Impregnated Core Bit | Single Tube for Hard Rock Drilling | Deep Sampling | Oil & Gas | Tunneling

NQ Impregnated Core Bit – Premium Hard Rock Drilling (High-Durability Design for Oil/Gas & Tunneling)

HQ Impregnated Core Bit – Designed for Hard Rock Drilling, Deep Sampling, Oil & Gas, and Tunnel Engineering

NQ Hard Rock Core Drill Bit – Diamond Impregnated for Deep Drilling, Ideal for Oil & Gas / Tunnel Engineering

76mm Golden Diamond Impregnated Core Bit Set (with Reamer + Drill Rod Adaptor) – Heavy-Duty for Mining, Oil & Gas, Water Well Drilling

76mm Gold-Color Diamond Impregnated Core Bit · High Efficiency & Durability · For Geological/Engineering Drilling

102mm PDC Core Bit for Geological Exploration/Oil & Gas Drilling · Deep Hole Hard Rock Coring Tool

NTW 77mm Impregnated Diamond Core Bit for Geological Exploration, Mining, and Engineering Drilling

91mm PDC Core Bits Diamond for Hard Rock and Geological Exploration

130mm PDC Drill Bit - Wear-Resistant & Impact-Resistant, Suitable for Hard Sandstone/Formations, Anti-Blocking Design

110mm PDC Drill Bit – High-Efficiency Wear-Resistant Round Tooth PDC Bit, Designed for Hard Rock & Sandstone Formations

91mm PDC Drill Bit | High-Strength Pineapple Drill Bit | High Efficiency & Wear-Resistant | Ideal for Hard Rock Formations

75mm PCD Diamond Cutter Bit – High-Performance PDC Drill Bit for Hard Rock & Concrete Drilling

112mm PDC Core Bit for Oil and Gas Drilling, Geological Exploration

132mm Single Tube PDC Core Bit – Diamond Drill Bit for Geological Exploration, Mining, Oil & Gas, Construction, and Water Well Drilling

112mm Single Tube PDC Core Bit – High-Performance Diamond Drill Bit for Fast Coring in Hard Rock & Concrete

90mm Industrial Black PDC Bit | High Torque Design for Hard Rock Tunneling & Mineral Exploration

90mm Magenta PDC Core Drill Bit - High-Visibility Wear Indicator for Precision Rock Coring

113mm PDC Core Drill Bit for Dry Drilling | Fast & Durable | Diamond-Enhanced | Ideal for Concrete & Rock Coring

SD95 95mm Diamond Impregnated Core Drill Bit | High Efficiency & Durability for Hard Rock Drilling

77mm Impregnated Diamond Core Drill Bit – High Efficiency, Wear-Resistant, Precision Coring

For Fragmented Formations 91mm PDC Core Drill Bit for Water Well Drilling and Geological Exploration

90mm Single Tube PDC Diamond Core Drill Bit

HQ Water-Recovery Core Bit

PQ122-85 Impregnated Diamond Double-Tube Core Bit

NTW Impregnated Diamond Core Bit

NQ Impreganted Diamond Core Bit

Single-Action Double-Tube Diamond Core Bit

130mm Impregnated Diamond Core Drill Bit

110mm Impregnated Diamond Core Drill Bit

91mm Impregnated Diamond Core Drill Bit

75mm Impregnated Diamond Core Drill Bit

82mm 4-Short Cutting Edge Thin-Wall Diamond Drill Bit

68mm Four Short Cutting Edge Thin-Wall Diamond Drill Bit

Synthetic diamond thin-wall bit

95.5mm NTW Impregnated Diamond Core Bit

76.5mm NTW Impregnated Diamond Core Bit

76mm NQ Diamond Core Bit

76-77mm NQ Diamond Core Bit

95mm HTW Impregnated Diamond Core Bit

Sintered Core Bit

60mm BQ Impregnated Diamond Core Drill Bit

95-71 HTW Diamond Core Drill Bit for Hard Rock Coring

Electroplated Diamond Core Drill Bits

92mm Helical Tooth Electroplated Diamond Core Drill Bit for Geological Exploration | Rock Coring / Mineral Prospecting / Hard Rock Drilling

92mm Electroplated Diamond Core Bit, Single Tube Design for Mining & Geotechnical Drilling - Hard Rock Coring & Soil Sampling

92mm Double Tube Electroplated Diamond Core Drill Bit – for Geological Exploration, Mineral & Oilfield Coring, Soil/Rock Sampling

Professional 75mm Electroplated Diamond Core Drill Bit – High Recovery Rate for Geological Survey & Construction

91mm Electroplated Diamond Core Drill Bit for Granite/Marble/Geological Exploration/Rock Core Sampling

91mm 110mm Electroplated Diamond Core Bit – for Concrete Drilling, Stone Cutting, Construction & Renovation

110mm Blue Electroplated Diamond Core Bit for Shallow-depth exploration, precision coring

110mm Single Tube Electroplated Diamond Core Drill Bit

90mm Electroplated Diamond Double Tube Core Drill Bit

Electroplated Diamond Coring Drill Bit

Electroplated Diamond Single Tube Core Drill Bit Customizable

Single Tube Electroplated Diamond Core Drill Bit Customizable

Electroplated Diamond Double Tube Coring Drill Bit

TCI 14 3/4" IADC 617 Tricone Bits for Hard Rock Drilling in Water Well or Oil Drilling

6" 8 1/2 9 7/8 12 1/4 15 1/2 Inch 171-445mm Iadc 537 637 TCI Tricone Rock Roller Drilling Bit for Water Oil Well

9′′ TCI Tricone Drill Bit Rock Drill Bits for Oil Field Drilling Equipments

Reaming Drill Bit

75mm Single Hot-Pressed Diamond Reamer for Geological Exploration – High-Performance Core Drilling Tool

110mm Half-Casing Reamer (Coupler) – Hydraulic/Rope Drill Compatible | DTH Hammer | Rock Drilling Tool

120-203mm Expansion PDC Drill Bit for Geological and Mining Drilling

120-165mm Expansion PDC Drill Bit for Geological and Mining Drilling

Fishing Drill Bit

169mm Fishing Drill Bit

Compact Drilling Rig

Powerful 300m Water/Air Dual-Purpose Drill Rig – Efficient Drilling Solution for Mining, Geothermal & Engineering Surveys

TW-100 Drilling Rig

60 Core Drilling Rig

Portable Qk-30 Geological Exploration Drill Machine Water Well Drilling Rig

GY-150H Engineering Drilling Rig

GY-200-1G Compact Engineering Drilling Rig

GY-150B pump-machine integrated drilling rig

GY-50-1 Compact Engineering Drilling Rig

GY-200 2A Engineering Drilling Rig

GY-150HB Engineering Drilling Rig

GY-1 Engineering Drilling Rig

GY-150 Engineering Drilling Rig

Core Drilling Rig

XY-200 Core Drilling Rig

XY-150 Core Drilling Rig

XY-2B Rotary Core Drilling Rig

XY-2B Core Drilling Rig

XY - 1 Core Drilling Rig

XY-1A Core Drilling Rig

SJ - 300 Type Water Well Drilling Rig

KD - 150 Tunnel Drilling Rig

GK - 200 Type Drilling Rig

QWY-30 portable drilling rig

QDW-50 Mountain Drilling Rig

WTY-30A portable drilling rig

TW-100 drilling rig

XY-6B Core Drill

XY-8B Multi-function Core Drilling Rig XY-8B Multi-function Core Drilling Rig

XY-5A Core Drilling Rig

XY-2 Core Drilling Rig

XY-4 Core Drilling Rig

XY-44A Core Drilling Rig

GY-300A Core Drilling Rig

Tower Machine Integrated

XY-4T drilling rig

GY-200-1T Engineering Drilling Rig

XY-44T drilling rig

GY-300T Core Drilling Rig

HR-150 Drilling Rig for Water Well

XY-1B Compact Core Drilling Equipment with Pump Integrated

127mm 6inch 7inch 8inch 9inch 245mm PDC Core Drill Bit
Full Hydraulic Crawler Mounted 100 M 200 M 250 M 260 M Borehole Drill Wells Water Well Drilling Rigs Machine
NQ Impregnated Diamond Core Drill Bit (75mm/76mm/77mm) – Double Tube Design for Hard Rock Drilling – Oil/Gas, Mining, Geothermal

Drill Faster. Break Harder. Conquer Tougher

FineDrill offers high-performance drill bits and rigs designed to deliver exceptional speed and power. Engineered to penetrate the hardest formations and slippery terrains with ease, our tools ensure efficiency, durability, and reliability for your toughest drilling challenges.

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