Powered by Made-in-China.com
Finedrill High Precision Professional Concrete Diamond Drill Bits for Core Drilling Projects
US$60.00-62.00
1 Piece
Product profile
Customization
AvailableCustomized
CustomizedStandard
AISILength
Stub-lengthType
Core Drill BitMaterial
High Manganese SteelUsage
Well DrillingThread Type
Male or FemaleMachine Type
Drilling EquipmentApplicable Industries
Energy & MiningProcessing Type
ForgingUse
Well DrillingApplication
Stone Mining in MinesColor
CustomizedFeatures
Fast Speed, High EfficiencyProduct Name
Three Wings Alloy Scraper BitVideo Outgoing-Inspection
SupportedCondition
NewAPI
2 3/8"3 1/2"4 1/2"Support CustomizationWeight (Kg)
4.7kgTransport Package
Wooden BoxSpecification
75~77#Trademark
FineDrillOrigin
Changsha, Hunan, ChinaHS Code
8430691900Production Capacity
15, 000PCS/YearKey features
Custom Size Options: Available in 75mm, 76.5mm, 77mm with custom size options for specific project needs.
Hot Pressed Diamond Tip: Features superior durability and precision for high-efficiency drilling in hard rock.
Fast Bit Changes: Wireline design allows quick and easy bit changes to reduce downtime and increase efficiency.
Versatile Applications: Suitable for geological exploration, construction, mining, and soft foundation stratum drilling.
Full Customization: Offers full customization, minor customization, and flexible customization from samples or designs.
1 Year Warranty: Comes with a comprehensive 1-year warranty for peace of mind.
Video Inspection: Video outgoing-inspection is provided to ensure product quality before shipment.
Flexible Payment Terms: Accepts T/T, PayPal, D/P, Western Union, Small-amount payment, and LC.
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:What are the available sizes for the drill bits?
A:
Standard sizes include 75mm, 76.5mm, and 77mm, with custom size options available to meet specific project requirements.
Q:What is the warranty period for these drill bits?
A:
We provide a 1-year warranty for all our drill bits.
Q:Can I request custom sizes or designs?
A:
Yes, we offer full customization, minor customization, and flexible customization options based on samples or designs.
Q:What industries can these drill bits be used in?
A:
They are suitable for construction works, energy & mining, geological exploration, and soft foundation stratum drilling.
Q:Do you provide video inspection before shipping?
A:
Yes, video outgoing-inspection is provided to ensure the quality of the products.
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
High-Performance PDC Drill Bit for Water Wells and Core Drilling
US$25.00-79.00
5 Pieces(MOQ)
High-Performance Premium Ceramic Diamond Drill Bits for Ceramic Tile Drilling
US$2.00-6.00
5 PCS(MOQ)
High-Performance Premium 35mm M14 Diamond Core Drilling Bits for Dekton Ceramics
US$15.00-20.00
5 Pieces(MOQ)
Industrial Grade Diamond Core Bits for Professional Engineering Coring
US$9.99-59.99
20 Pieces(MOQ)
M14 Vacuum Brazed Diamond Cutting Hand Tool Tile Core Drill Bit for Porcelain Ceramic
US$4.00-18.00
5 PCS(MOQ)
32mm Sintered Wet Diamond Concrete Core Hole Saw Drill Bits M22
US$3.39-3.80
1 Piece(MOQ)
Diameter 20-150mm Vacuum Brazed Dry Diamond Core Drill Bit for Angle Grinder
US$3.10-3.20
50 Pieces(MOQ)
High-Performance Hex Vacuum Brazed Diamond Drill Bit Set for Precision Drilling
US$6.00-22.00
5 PCS(MOQ)
Diamond Tool Crown Core Drilling Bit for Concrete Masonry Wall Concrete Diamond Core Drill Bit
US$5.99-7.05
1 Piece(MOQ)
Arix Segment Vacuum Brazed Diamond Drilling Core Bits for Porcelain Tile Drill
Negotiable
10 Pieces(MOQ)
High Efficiency Diamond Drill Bits for Moderate Hard Formations
US$25.00-112.00
5 Pieces(MOQ)
Diamond Core Drill Bits for Drilling Stone Concrete
US$0.001
10 Pieces(MOQ)
Wet Core Drill Bit for Concrete and Hard Masonry
Negotiable
100 Pieces(MOQ)
Diamond Core Drill Bits for Concrete
Negotiable
100 Pieces(MOQ)
Russia Standard Diamond Core Bits for Surface and Underground Drilling
US$80.00-350.00
1 Piece(MOQ)
12 1/4" 6 Blades /Wings PDC Drill Bit of Diamond Drilling Tool for Oilfield
US$300.00-6,000.00
1 Piece(MOQ)



















