Core Barrel Assembly for Exploration Drilling

• Type: Core Drill
• Usage: Metal Drilling
• Certification: AISI
• Transport Package: Standard Protective Packaging
• Specification: AQ, BQ, NQ, HQ, PQ
• Trademark: BEST
• Model NO.: AQ, BQ, NQ, HQ, PQ
• Origin: China
• Production Capacity: 5000 Pieces/Month

Product Description

Product Name

Core Barrel Assembly for Exploration Drilling

Wire-line core drilling tools can lift core from drill rods without picking up coring system. A complete set of wire-line drill tools include: Core barrel assembly, overshot assembly, drill rods, holding dog, hoisting plug, circle wrench etc. It has some advantages such as high penetration rate, high penetration rate, high core recovery ratio, long bit life and lower labour intensity. The advantages can get more clear with the increasing of drill hole depth.


We also provide core barrel parts such as core lifters, core lifter cases and locking couplings. This kind of core drill strictly complies with the international standards. Core drilling tools can lift core from drill rods. During this process, picking up coring system is not necessary. Core barrel assembly, overshot assembly, drill rods, holding dog, hoisting plug, circle wrench are all belong to drill tools.

Q Series Double Tube Core Barrel

No.	Standard	Item	Bit Std	Reamer Std	Bit OD(mm)	Bit ID(mm)
	AQ	1.5m double tube core barrel	AQ	AQ	47.6	27
	BQ	3m double tube core barrel	BQ	BQ	59.5	36.3
	NQ	3m double tube core barrel	NQ	NQ	75.3	47.6
	HQ	3m double tube core barrel	HQ	HQ	95.6	63.5
	PQ	3m double tube core barrel	PQ	PQ	122.0	85
	SQ	1.5m double tube core barrel	SQ	SQ	147.6	102.0
	SQ	3m double tube core barrel	SQ	SQ	147.6	102.0