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Nq2 Diamond Core Drilling Bit
US$60.00-120.00
1 Piece
Product profile
Customization
AvailableType
Core DrillUsage
Metal Drilling, Well DrillingModel NO.
NQ2Size
Bq Nq Hq Pq Sw UwColor
Designed by CustomersWeight
2kgsMaterial
DiamondCrowed Height
8mmDrilling Rock
Very HardProduct Capacity
10000 Per MonthsOriginal
ChinaAvaiable Size
All SizeMainly Use Place
All Hard RockTransport Package
by Sea or by AirSpecification
1KGSTrademark
XingtanOrigin
ChinaHS Code
8207191000Production Capacity
10000PCSKey features
Customizable Size: Available in all standard sizes and non-standard sizes produced according to client requirements.
Customizable Crown Profile: Options include W, Flat, Semi-round, Cross, and Gear profiles to suit different drilling needs.
Customizable Matrix Height: Available in 6mm-8mm (cost-effective), 8mm-10mm (long life), and 12mm-16mm (super life).
Customizable Threads: Standard Q threads and client-specific thread types are available.
High Penetration Rate: Matrix design exposes new diamonds as wear occurs, maintaining fast drilling speed.
Long Service Life: Features multiple cutting edges and fully utilized diamonds for extended durability.
Versatile Application: Suitable for metal drilling, well drilling, and various hard rock formations.
Company profile
Business Type: Manufacturer/FactoryExport Year: 2008-07-01 CertifiedNearest Port: Shanghai PortAverage Response Time: ≤1.55h CertifiedTerms of Payment: LC, T/T CertifiedInternational Commercial Terms(Incoterms): FOB, CIF
AI-Powered supplier vetting
SummaryChangsha Xingtan Machinery Co., Ltd. is identified as a Chinese manufacturer/factory based in Hunan, specializing in drilling rigs, drill tools, core bits, mud pumps, casing, and related testing equipment. The supplier reports ISO 9000 and ISO 9001 certification, more than 10 production lines, 11–20 years of staff and R&D engineer experience, and 6–10 quality-control staff. It states that standard and customized products are available and indicates export activity across multiple regions, with stated lead times of within 15 workdays in both off-peak and peak seasons. Evidence of customer activity is limited to two recorded transactions for each of four product descriptions involving one buyer in Tanzania; these records do not establish broad customer coverage or product-specific performance. Financial strength and after-sales capability cannot be reliably assessed from the provided information.
Supplier typeThe supplier is explicitly classified as a Manufacturer/Factory and operates as a limited company in Hunan, China. This directly supports its positioning as a manufacturing supplier rather than solely a trading intermediary.
CertificationsThe supplier reports holding ISO 9000 and ISO 9001 management-system certifications. These stated certifications provide explicit evidence of formal quality-management-system recognition.
R&D capabilityThe supplier reports 11–20 years of R&D engineer experience, advanced production technology, and the ability to provide products according to customer drawings and requirements. This supports an established technical-development capability, although no specific patented technology, new product record, or R&D output is provided.
Production capacityThe supplier reports more than 10 production lines, 6–10 quality-control staff, and lead times within 15 workdays during both off-peak and peak seasons. Together with its manufacturer/factory classification, these statements explicitly support substantial production and delivery capability.
Customization capabilityThe company explicitly states that, in addition to standard products, it provides customized products based on clients' drawings and requirements. This is direct evidence of customization capability, although the slices do not define the engineering scope or customization limits.
Product Q&A
Q:Are you a manufacturer?
A:
Yes, we are a factory with more than 20 years of manufacturing experience.
Q:What are your terms of payment?
A:
T/T 30% as deposit, and 70% before delivery. Before shipping, we will send all detail pictures and packing list. L/C is also accepted.
Q:What is the warranty of your machine?
A:
Our main machine comes with a 1-year warranty. We provide videos for machine installation and operation, and timely spare parts service.
Q:How long is your delivery time?
A:
Generally 5-10 days if in stock, or 15-20 days if the goods are not in stock, depending on quantity.
Q:How do you maintain a long-term business relationship?
A:
We keep good quality and competitive prices to ensure customer benefits, and we construct site pictures.
Send Inquiry
*To:Changsha Xingtan Machinery Co., Ltd
Changsha Xingtan Machinery Co., Ltd*Content:
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