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Hex Flange Head Self-Drilling Screw for Steel Structure Factories
US$0.03-0.50
1,000 Pieces
Sample price:US$0.05/piece.Request sample
Product profile
Customization
AvailableMaterial
Carbon SteelShape of Head
Hex Flange HeadModel NO.
Hex Flange Head ScrewShape of Groove
External HexSurface Finishing
DacrometCertification
ISO, GS, RoHS, CECustomized
CustomizedDelivery
20-30 DaysPackag Color
CustomizableThread Standard
Unc/Unf/Unef/Uns/Bsw/Bsf/Metric Coarse/Metric FineCustom Order
Customization by Drawing/SampleODM/OEM
AvailableService
Custom-Made ServiceSize Standard
MetricMaterial Test Certificate
HaveSample
Samples in Stock Are Free with Freight CollectPrice Terms
Fob/CFR/CIF/DDP/DAPQuality Control
100% Quality InspectionApplication2
Connection,Fastening,Concrete Projects,ContainerFunction
Multi-Purpose Fastener ScrewFinish
DacrometTail Structure
Self-DrillingTransport Package
Bulk Pack Small BoxedSpecification
M4-M20Trademark
CustomizedOrigin
ChinaHS Code
731816Production Capacity
10000ton/YearKey features
Bi-Metal Composite Structure: Combines 304/316 stainless steel threads with high-carbon stainless iron drill tail for optimal performance.
Superior Corrosion Resistance: Stainless steel threads resist acid, alkali, and salt spray for rust-free operation in harsh environments.
High Hardness Drill Tail: Quenched high-carbon stainless iron tail penetrates steel up to 6.0mm without dulling.
Self-Drilling Capability: Eliminates pre-drilling by penetrating steel and locking in a single step.
Anti-Loosening Flange Design: Integrated serrated flange prevents loosening and protects substrate without extra washers.
Thickened drill tip penetrates thick section steel & multi-layer color steel sheets, designed for heavy steel structure construction.
Wide Specification Range: Available in diameters #8 to #14 and lengths 19mm to 200mm for diverse applications.
Enhanced Cutting Efficiency: Improves construction efficiency by over 60% compared to single-material screws.
High-hardness mild steel base, strong tensile load capacity, anti-loosening under wind pressure & vibration for long-term factory use.
Full electro-galvanized anti-rust coating, resistant to rain & salt spray for outdoor steel workshop projects.
Company profile
CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc.Export Year: 2003-12-05Average Response Time: ≤0.82hTerms of Payment: T/T
AI-Powered supplier vetting
SummaryThe supplier has a strong export orientation with 90% of sales from exports and has been exporting for 22 years. They hold an ISO9001:2015 certification, indicating a commitment to quality management. However, they lack collaboration with Fortune 500 companies and do not provide OEM services for popular brands. Financial data is not available, indicating potential concerns in this area. Their innovation capability is limited with no new products launched last year and minimal R&D resources. Production capabilities include full customization and 100% finished product inspection, but only two quality inspectors are present.
Supplier typeThe supplier is primarily export-oriented, with 90% of sales from exports and no overseas warehouses or showrooms.
CertificationsThey hold an ISO9001:2015 certificate, demonstrating a commitment to quality management systems.
Financial creditFinancial data is missing, with no operating revenue or profit reported, raising concerns about financial stability.
R&D capabilityThe supplier has limited innovation capacity with no new products launched last year and only one R&D engineer.
Production capacityThe supplier conducts 100% finished product inspection and offers various levels of customization, though it employs only two quality control inspectors.
Customization capabilityThe supplier offers extensive customization options, from minor to full product customization.
Client casesThe supplier has not collaborated with Fortune 500 companies and has no notable customer cases reported.
Product Q&A
Q:Who are we?
A:
We are a factory based in Zhejiang, China, with over 20 years of experience in producing and exporting hardware fasteners.
Q:What products do you offer?
A:
We supply screws, bolts, nuts, washers, anchors,stamping parts and tool.
Q:How do you ensure quality?
A:
Our professional QC team inspects every item throughout production and before packaging.
Q:Do you provide samples? Are they free?
A:
Yes, we provide free samples for quality testing, but customers cover the express charges.
Q:What are your payment terms?
A:
Our standard terms: 30% T/T deposit, with the remaining balance payable against the draft copy of B/L.
Send Inquiry
*To:
Qewitco Fasteners Co., Ltd
Qewitco Fasteners Co., Ltd*Content:
Supplier replies will be sent to your registered email
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