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Heavy-Duty Diamond Core Drill Bits for Rig Operations
US$9.90
2-9 Pieces
US$8.50
10-49 Pieces
US$7.90
50-99 Pieces
US$7.50
100-999 Pieces
US$6.10
1,000+ Pieces
Sample price:US$15.00/piece.Request sample
Product profile
Customization
AvailableCustomized
CustomizedStandard
AISILength
Stub-lengthType
PDC BitsMaterial
High Manganese SteelUsage
Well DrillingThread Type
Male ThreadMachine Type
Drilling EquipmentApplicable Industries
Energy & MiningProcessing Type
ForgingUse
Well DrillingApplication
Groutiong Coal Mine Gas Discharge Water Well DrillColor
CustomizedFeatures
Fast Speed, High EfficiencyProduct Name
Four Wings Reinforced Arc Angle Drilling BitsVideo Outgoing-Inspection
SupportedCondition
NewAPI
2 3/8"3 1/2"4 1/2"Support CustomizationWeight (Kg)
4kgSize
220mmMain Material
Tungsten CarbideTransport Package
Standard Exporting Packing.Specification
220#Trademark
Fast DrillOrigin
Changsha, Hunan, ChinaHS Code
8430691900Production Capacity
15, 000PCS/YearKey features
Thermally Pressed Technology: Diamonds securely embedded in gold-steel matrix for enhanced structural integrity and durability.
Thin-Wall Design: Greater exposure of diamond surface area ensures faster and more efficient cutting through rock.
Wide Size Range: Available in diameters from 22 to 320mm and lengths up to 1 meter for various drilling needs.
High Efficiency: Designed for fast speed and high efficiency in hard rock formations and tough drilling conditions.
Long Service Life: Unique design allows consistent wear, prolonging lifespan and reducing replacement frequency.
Versatile Applications: Suitable for mining, construction, geological exploration, and water well drilling.
Customizable Options: Supports customization of thread type, color, and specific drilling requirements.
Professional QC: Strict inspection and testing for every order before shipment to ensure quality.
Company profile
CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 1 Year CertifiedNearest Port: Changsha Port, Shenzhen PortAverage Response Time: ≤24h
AI-Powered supplier vetting
SummaryThe supplier is identified as a trading company and limited company, with a business scope covering drilling equipment, drilling rigs, core bits, mechanical equipment, communication technologies, software development, and related services. It demonstrates broad customization options and provides ODM services, but reported no new products in the past year, no 3D software design, no SDK, and no professional technical supplier R&D capability. Service-management controls are weak: no written procedures or records were provided for supplier assessment, corrective actions, or complaint handling. No overseas warehouse, showroom, overseas agent or branch, or offline trade-show participation was reported. Raw-material traceability is unknown. The provided financial records show zero stated operating revenue, operating costs, gross profit, and operating profit for the reported periods; no monetary figures are reproduced here.
After-Sales capabilityThe supplier reported no written procedures or records for effective service-capability assessment, corrective and preventive actions, or customer complaint handling. It also reported no overseas warehouse, showroom, overseas agent or branch, or offline trade-show participation, indicating limited documented after-sales and overseas service infrastructure.
Financial creditThe provided financial-capacity records state zero operating revenue, operating costs, gross profit, and operating profit for the reported periods. These figures provide explicit evidence of no recorded operating activity in the supplied data and do not support strong financial credibility.
R&D capabilityThe supplier reported no new products in the past year, no product-information R&D capability, no professional technical supplier R&D capability, no 3D software design service, and no available SDK. Although ODM service is available, the overall evidence shows limited demonstrated innovation capability.
Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization; it also provides ODM services. These statements directly support a broad customization offering, although they do not establish manufacturing execution capacity.
Product Q&A
Q:Are you a manufacturer or trading company?
A:
We are an integrated corporation specialized in manufacturing and exporting drilling equipment.
Q:What are your main products?
A:
Our main products include diamond core bits, PDC drill bits, reaming shells, core barrels, casing, drill rods, and other drilling parts.
Q:Can you supply related drilling tools?
A:
Yes, we supply full sets of drilling tools such as drill pipes, tricone bits, PDC bits, drag bits, DTH hammers, and equipment like mud pumps.
Q:What are the payment terms and MOQ?
A:
Payment methods include T/T, L/C, Western Union, and PayPal. The minimum order quantity is 1 piece.
Q:How do you ensure product quality?
A:
We have a professional QC team that conducts strict inspection and testing on all products before shipment.
Send Inquiry
*To:
Changsha Fast Drill Engineering Machinery Co., Ltd.
Changsha Fast Drill Engineering Machinery Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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