Powered by Made-in-China.com
Durable Precision Diamond Drill Bits for Heavy-Duty Drilling
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
High-Performance Hex Vacuum Brazed Diamond Drill Bit Set for Precision Drilling
US$6.00-22.00
5 PCS(MOQ)
Premium Segments Diamond Drill Bits for Precision Tile Cutting
US$1.60-1.80
2 Pieces(MOQ)
Heavy-Duty 76mm CIR76 DTH Drill Bit for Mining Success
US$42.00-45.00
10 Pieces(MOQ)
Heavy Duty Thread Retrac Rock Drill Button Bits Gt60 for Top Hammer Drilling
US$60.00
10 Pieces(MOQ)
Heavy-Duty 7-1/2" Tricone Bit for Extreme Drilling Conditions
US$2,200.00
1 Piece(MOQ)
Durable Diamond-Tipped Bit for Deep Hole Drilling Wet Core Drill Bit
US$5.59-6.58
1 Piece(MOQ)
Heavy Duty 6 1/2 Inch PDC Drill Bit 5 Blade Steel Body for Water Well Drilling
US$1,050.00-2,800.00
1 Piece(MOQ)
Heavy-Duty Tapered Drill Bits for Efficient Rock Excavation
US$5.99-35.00
50 Pieces(MOQ)
Prowrroc Heavy Duty 6 Wing PDC Matrix Body Bit for Large Diameter Drilling
US$600.99-700.99
1 Box(MOQ)
DN300 Heavy-Duty Hot Tapping Drill Bits for Precision Cutting
US$140.00-1,480.00
1 Piece(MOQ)
Heavy-Duty Precision Drill Bit for Tough Rock Drilling
US$3.50-3.70
100 Pieces(MOQ)
Powerroc Heavy Duty Tricone Roller Cone Bit for Mining and Quarry Drilling
US$300.66-800.99
1 Piece(MOQ)
Heavy-Duty Tapered Chisel Drill Bit for Mining 36mm 38mm 42mm Rock Drill Bit
US$2.99-3.99
100 Pieces(MOQ)
Factory Price on Durable Bits Perfect for Bricks, Tile Work Diamond Core Drill Bit
US$3.00-3.50
1 Piece(MOQ)
Heavy-Duty SDS Plus 4 Cutter Hammer Drill Bit for Concrete
US$0.10-25.00
1 Piece(MOQ)
Durable Diamond Drill Bits for Efficient Core Extraction
US$25.00-112.00
5 Pieces(MOQ)
Powerroc Heavy-Duty 4-Blade PDC Drill Bit for Hard Granite Formation
US$500.99-650.99
1 Piece(MOQ)
Heavy-Duty Wood Boring Drill Bit for Precision Auger Work
US$0.50-4.50
500 Pieces(MOQ)
Heavy-Duty 32mm SDS Max Hammer Drill Bit for Concrete
US$0.10-25.00
1 Piece(MOQ)
Heavy Duty Glql60-190 DTH Hammer Drill Bit for Hard Rock Drilling
US$100.00-1,000.00
1 Piece(MOQ)

















