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High-Performance 28mm Tungsten Carbide Drill Bit for Precision
US$5.99-9.99
100 Pieces
Sample price:US$10.00/piece.Request sample
Product profile
Customization
AvailableCustomized
CustomizedStandard
CEModel NO.
R28Length
Stub-lengthType
Button BitMaterial
Tungsten CarbideUsage
Well DrillingBit Diameter
28mm 30mm 32mm 34mm 36mm 38mm 40mmDegree
7°/11°/12°Button Design
Spherical; Ballistic; ParabolicFace Design
Flat;Convex;ConcaveApplication
Small Hole Rock DrillingColor
Customer DemandCondition
NewButton Number
4/7/8Transport Package
Customer RequestSpecification
Tapered Drill BitsTrademark
FIRIP DRILL TOOLSOrigin
Fujian, ChinaHS Code
82071990Production Capacity
100000 PCS/ MonthKey features
Customizable Dimensions: Bit diameter available from 28mm to 40mm with multiple size options.
Tailored Button Design: Spherical, ballistic, or parabolic button designs to suit specific rock types.
High Durability Material: Forged alloy steel with tungsten carbide buttons for superior impact resistance.
Enhanced Flushing System: Deep-profile air channels with anti-clogging design for efficient cuttings removal.
Patented Button Layout: Computer-optimized arrangement achieves 15-20% higher penetration rate.
Comprehensive Warranty: 12 months or 2,000 operating hours coverage with optional 36-month extension.
Global Technical Support: 24/7 technical help, spare parts supply, and on-site or remote training.
Company profile
CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Flexible customization CertifiedExport Year: 3 Years CertifiedNearest Port: Xiamen PortAverage Response Time: ≤3.69h
About Our Factory & Business Background
AddressWorkshop of Yongchuang Alloy Factory, No. 1999 Hanhuang Avenue, Baitang Town, Hanjiang District, Putian City, Fujian Province
Number of Employees7
Registered Capital1,000,000 RMB
Terms of PaymentLC, T/T, PayPal, Western Union
International Commercial Terms(Incoterms)FOB, CIF, CFR, EXW
Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: within 15 workdays
Minimum Order Quantity30 Pieces
Supply Chain Partners5
Our Production Capability & Technical Expertise
Main ProductsDTH Bit, DTH Hammer, Button Bit, Cross Bits, Tapered Button Bit, Rock Tools, Drilling Tools, Low Air Pressure Drill Bit, Other Parts, High Air Pressure Drill Bit
Production Lines5
Production MachinesMchining Facility, Hot Treating Facility
QA/QC inspectors2 people
Inspection Type for Finished Products100% inspection(Visual inspection & Function inspection)
Inspection Method for Finished ProductsFinished product checked by packing staff
R&D Engineers1 people
Traceability of Raw MaterialsNo
Our Industry Experience & Global Business Record
Year of Establishment2023-03-16
Main MarketsSouth America, Europe, Southeast Asia/ Mideast, Africa, East Asia(Japan/ South Korea)
Repeat Buyers Choice50%~80%
Number of Foreign Trading Staff6
Overseas Agent/BranchNo
New Products Launched in Last yearNo
Our Certifications, Standards & Industry Recognition
Cooperated with Fortune 500No
Product Q&A
Q:How to choose a suitable hammer?
A:
Let us know the hole size you need, and we'll help select the perfect hammer.
Q:What's the lead time for mass production?
A:
Standard models ship in 15 days. Custom bits take 20-30 days, based on quantity.
Q:How to pay?
A:
We accept T/T, L/C. For transactions below $1000, use secure Western Union.
Q:What is the after-sales service?
A:
We offer 24/7 operational guidance, technical services, and a comprehensive warranty.
Q:Are you a manufacturer or trading company?
A:
As the original manufacturer, we ensure top quality and reliability.
Send Inquiry
*To:
Putian Firip Mining&Machinery Co., Ltd.
Putian Firip Mining&Machinery Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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