ROSCHEN GROUP
                                                                                                           
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105 Years
Since 1921
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Tools & Hardware Drill Bits Drill Bits for Masonry & Concrete

Multi Functional Core Barrel System Diamond Drill Bits - NQ 75.7mm, HQ 96.1mm Wireline Coring Systems

Price Negotiable
Price: N/A
MOQ: 1 sets
Delivery Time: Negotiable
Brand: ROSCHEN
Product Description
Multi Functional Core Barrel Systems & Diamond Drill Bits
ROSCHEN offers comprehensive coring drilling systems including wireline core barrels, double tube core barrels, core diamond drill bits, drill rods, and casings. With over 20 years of manufacturing experience, we provide high-quality solutions for geological exploration and mining applications.
Core Barrel Types & Series
  • Wireline Core Barrels: AQ, BQ, NQ, HQ, PQ series
  • Double Tube Core Barrels
  • Metric Core Barrels
  • T2 Series: T2-66, T2-76, T2-86, T2-101
  • T6 Series: T6-76, T6-86, T6-101, T6-116, T6-146
  • WT Series: BWT, NWT, HWT, PWT
  • WM Series: AXM/AWM, BWM, NWM, HWM
  • WG Series: BWG, NWG, HWG
  • WF Series: NWF, HWF
Key Performance Features
  • High penetration rate and drilling efficiency
  • High core recovery rate
  • Extended bit life and reduced labor intensity
  • Abrasion resistant materials for durability
  • Compliance with international standards
Wireline Core Barrel Specifications
Multifunctional Systems - Standard and pump-in applications in single system
Size Hole Diameter [mm (in)] Core Diameter [mm (in)]
NQ, NSU 75.7 (2.98) 47.6 (1.874)
NQ2, N2SU 75.7 (2.98) 50.7 (1.996)
NQ3, N3SU 75.7 (2.98) 45.1 (1.776)
Standard Systems - Vertical down to 45° angle holes
Size Hole Diameter [mm (in)] Core Diameter [mm (in)]
B 60 (2.362) 36.5 (1.437)
N 75.7 (2.98) 47.6 (1.874)
H 96.1 (3.783) 63.5 (2.5)
P 122.6 (4.827) 85 (3.346)
Thin Kerf Systems - Unique pump-in system for vertical applications
Size Hole Diameter [mm (in)] Core Diameter [mm (in)]
56 56.8 (2.236) 39 (1.535)
66 67.1 (2.462) 50.5 (1.988)
76 76.3 (3.004) 57.5 (2.264)
Quality Assurance & Service
  • 20-25 day production time
  • Strict quality control inspections
  • 24-hour technical support response
  • Free replacement for quality-related failures
  • Secure packaging with ply-wooden cases
Contact Information
Skype: ROSCHEN.TOOL, ROSCHEN_GROUP
WeChat/WhatsApp: +86-137 6419 5009
Email: roschen@roschen.com
Website: www.roschen.com

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company ROSCHEN GROUP
Location 65 EAST XINHUAN ROAD, SHANGHAI, CHINA
Contact Person Bill, George, Michael

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