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Premium Diamond Core Drill Bits for Mining Professionals
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 superior structural integrity and longevity.
Customizable Lengths: Available in standard sizes up to 1 meter to fit various drilling needs.
Wide Diameter Range: Diameters ranging from 22 to 320cm for diverse applications.
Thin-Wall Design: Ensures greater diamond surface exposure for faster and more efficient cutting.
High Pressure Resistance: Engineered to withstand high pressures and temperatures in hard rock formations.
Versatile Applications: Suitable for mining, construction, geological exploration, and water well drilling.
Even Wear Design: Unique design allows consistent wear, prolonging bit lifespan and reducing replacements.
Full Customization Support: Supports customization from samples, designs, and full customization with experienced engineers.
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: ≤18h
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 original manufacturer or trading company?
A:
We are an integrated corporation specialized in manufacturing and exporting.
Q:What are your main products, and used for ?
A:
Our products include diamond core bits, PDC drill bits, reaming shells, core barrels, casing, drill rods, SPT equipment, drill rig and other drilling parts. They are mostly used for mineral exploration, geological drilling, geotechnical engineering, building wells drilling and soil sampling
Q:Can you supply related drilling tools?
A:
Yes, we can supply full set of drilling tools, such as drill pipe, tricone bit, PDC bit, drag bit, DTH hammer and bit. Moreover, we have drilling equipment like mud pump, air compressor, etc. as well.
Q:How about payment,MOQ and delivery methods?
A:
1. Payment: T/T, L/C, Western Union, Paypal, 2. Min. order quantity: 1 piece. 3. Transportation: By DHL/TNT/FedEx express, air transportation, sea and train.
Q:How can you ensure the quality?
A:
We have our professional QC and all the products will be strict inspection and testing for every order 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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