Powered by Made-in-China.com
Premium Diamond Drill Bits for Construction and Mining Projects
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/YearCompany 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.
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
Premium Carbide Drill Bits for Tire Repair and Wood Projects
US$3.00
10 Pieces(MOQ)
Powerroc PDC Open-Closed Drill Bit Construction Foundation Open Pit Mining Tunnel Project
US$600.99-700.00
1,000 Pieces(MOQ)
6 1/2" Steel Body or Matrix Body PDC Drill Bit 5 Blade for Coal Mining and Rock Drilling
US$1,050.00-2,800.00
1 Piece(MOQ)
Diamond Core Drill Bit for Use in Road, Bridge, and Infrastructure Projects
US$5.59-6.58
1 Piece(MOQ)
Premium Quality 12 1/4 Inch PDC Drill Bit for Professionals
US$800.00-3,000.00
1 Piece(MOQ)
Premium Steel Diamond PDC Drill Bit for Rock Cutting and Wells Drilling
US$5,000.00-10,000.00
1 Piece(MOQ)
Premium Spade Drill Bit Set for Woodworking and DIY Projects
US$0.65-2.85
300 Pieces(MOQ)
6" S516 Diamond PDC Drill Bit for Water Mining
US$500.00-3,000.00
1 Piece(MOQ)
Premium PDC Open-Close Drill Bit for Oil Gas Well and Energy Drilling
US$500.99-1,280.00
1 Piece(MOQ)
Cold-Pressed Alloy Ball-Tooth Rock Drill Bit for Mining & Tunnel Construction
US$7.68-86.03
30 Pieces(MOQ)
High-Efficiency Diamond Core Drill Bit for Construction and Engineering Use
US$5.59-6.58
1 Piece(MOQ)
Premium 14 3/4" TCI Tricone Drill Bit for HDD Projects
US$500.00-5,000.00
1 Piece(MOQ)
Powerroc Premium Quality 4 Wing PDC Drag Bit for Limestone and Dolomite
US$300.99-499.00
1 Box(MOQ)
Premium Convex Drill Bit for Efficient Mining and Water Wells
US$70.00-78.00
10 Pieces(MOQ)
6-1/2" Steel Body IADC333 Diamond PDC Drill Bit for Oil Mining Drilling
US$100.00-1,000.00
1 Piece(MOQ)
PDC and PCD Drill Bit for Mining and Hard Rock Drilling
US$100.00-240.00
1 Piece(MOQ)
Factory Outlet Premium Quality Diamond Core Drill Bit for Tiles Array Pattern Ksem
US$2.90-15.90
50 Pieces(MOQ)
Powerroc Premium TCI Drill Bit for Extreme Hard Rock Mining and Quarrying
US$80.99-800.99
1 Piece(MOQ)
Premium Diamond Core Drill Bit for Professional Tile and Stone Cutting
US$0.50-5.00
50 Pieces(MOQ)


















