Powered by Made-in-China.com
Premium Quality Diamond Core Drill Bits for Precision Drilling
US$35.00
1-9 Pieces
US$34.90
10-99 Pieces
US$34.00
100-999 Pieces
US$33.00
1,000+ Pieces
Product profile
Customization
AvailableType
Core DrillUsage
Metal Drilling, Well Drilling, Wood DrillingMachine Type
Drilling ToolMaterial
Carbon Steel, DiamondDiameter
3.85 InchKey Words2
Hot Press Diamond Drill BitUse
Coal MiningManufacturing Process
ForgingWeight
0.8Video Outgoing-Inspection
SupportedKey Words
Water Well Core Drill BitAdvantage
Wear ResistantApplicable Industries
Energy & MiningSize
75mmProduct Name
Electroplating Drill BitsColor
CustomizedTransport Package
Carton or Wooden BoxSpecification
DCDMA, CDDA, ISOOrigin
Changsha, Hunan, ChinaHS Code
8430691900Production Capacity
15, 000PCS/YearKey features
Diamond Coating: Electroplated diamond coating provides excellent cutting ability and wear resistance.
Multi-Application: Suitable for geological exploration, water well drilling, and reinforced concrete.
Versatile Strata: Capable of drilling through various rock types, including soft and hard rocks.
Customizable Color: Color is customized according to specific requirements.
6-Month Warranty: Comprehensive 6-month warranty coverage for all mechanical defects.
Video Inspection: Video outgoing-inspection is provided to ensure quality before shipment.
Flexible Customization: Supports customization from samples, designs, and minor adjustments.
Fast Lead Time: Average lead time within 15 workdays for both peak and off-season.
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: ≤15h
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:What are the main applications of these drill bits?
A:
They are used for geological exploration, rock sampling, water well drilling, and drilling through reinforced concrete.
Q:What materials are used in the construction of the drill bits?
A:
The drill bits are made of carbon steel with an electroplated diamond coating for enhanced durability and cutting efficiency.
Q:What is the warranty period for the product?
A:
We provide a 6-month warranty for all our electroplated diamond drill bits.
Q:What is the minimum order quantity (MOQ)?
A:
The minimum order quantity is 1 piece.
Q:What payment methods are accepted?
A:
We accept T/T, PayPal, D/P, Western Union, small-amount payment, and LC.
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
You may also like
162×450mm Dry Diamond Core Drill Bits for Reinforced Concrete/OEM Diamond Tools Manufacturer
US$55.50-56.20
50 Pieces(MOQ)
350mm Laser Welded Diamond Core Drill Bit for Wet Drilling Concrete/Diamond Tools Supplier
US$108.50
50 Pieces(MOQ)
Premium Nq Hq Pq Impregnated Diamond Drill Bit for Precision Cutting
US$73.77-77.74
1 Piece(MOQ)
High Quality 25mm Vacuum Brazed Diamond Core Drill Bits for Stone/Diamond Tools
US$2.75
100 Pieces(MOQ)
152mm Laser Welded Dry Core Drill Bit for Reinforced Concrete/Diamond Tool
US$10.00-70.00
20 Pieces(MOQ)
OEM 5 Blades Non Core PDC Drill Bit 152mm for Water Well Drilling
US$30.00-500.00
1 Piece(MOQ)
Premium Nq Hq Pq Soil Rig Diamond Drilling Bit for Hard Rock
US$20.00-50.00
1 Piece(MOQ)
Btw Diamond Drill Bit for Mining Core Drilling Bits Quarry Mine Button Bit
US$20.00-80.00
1 Piece(MOQ)
Impregnated Diamond Core Drill Bit for Drilling Rig
US$75.00-130.00
1 Piece(MOQ)
Hq Impregnated Diamond Core Drill Bits for Deep Hole Exploration and Mineral Resource Exploration
US$60.00-120.00
1 Piece(MOQ)
High Performance Diamond Core PDC Drill Bit for Water Well
US$89.00-106.00
1 Piece(MOQ)
Custom High Quality 68mm diamond core drill bit for Tile Ceramic
US$6.40-6.60
1 Piece(MOQ)
Factory Direct Supply of PDC Core Drill Bits for Water Well Drilling
US$30.00-360.00
1 Piece(MOQ)
Pilihu Drilling Tools Diamond Turbo Protective Dry Drill for Granite Core Drill Bit for Stone
US$4.80-37.00
10 Pieces(MOQ)
Carbide Diamond Core Composite Geological Rock Mining Drilling Tool Drill Bit
US$2.40-6.00
1 Piece(MOQ)
Electroplated 6mm Diamond Drill Bit For Granite Slab Stone Sink Drilling
US$1.53-2.03
10 Pieces(MOQ)
Made From High-Quality Materials for Extended Tool Life Span Vacuum Brazed Diamond Tools Core Drill Bit
US$1.25-1.60
10 Pieces(MOQ)



















