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High-Strength Black Oxide Drywall Screws with Anti-Corrosion Coating
US$0.10
1,000 Tons
Product specifications
M3.5
Sample price:US$5.00/kg.Request sample
Product profile
Customization
AvailableMaterial
Carbon SteelType
Round HeadModel NO.
3.5mm 4.2mm 16mm-120mmGroove
CrossConnection
OtherHead Style
FlatStandard
GBGrade
4.8Thread Type
Fine ThreadThread Design
Single ThreadSurface Treatment
Zinc PlatedExecutive Standard
DINFeature
Self TappingTransport Package
BagSpecification
DIYTrademark
ChanglanOrigin
ChinaKey features
High-Strength Carbon Steel: Made of premium C1022 carbon steel with integral quenching for high hardness and toughness.
Anti-Corrosion Coating Options: Available in black phosphating, zinc plating, and hot dip galvanizing for various environments.
Self-Tapping Design: No pre-drilling required, simplifying construction and saving labor costs.
Bugle Countersunk Head: 90-degree conical structure allows smooth sinking without damaging gypsum board paper.
Dual Thread Types: Coarse thread for wood substrates and fine double thread for light steel keels.
Cross Recess Drive: Ensures tight fitting with screwdriver bits to prevent slipping and improve efficiency.
Customizable Specifications: Customized sizes and surface treatments are acceptable beyond standard stock options.
International Standards Compliance: Manufactured under strict quality control meeting DIN and GB standards.
Company profile
Business Type: Manufacturer/Factory, Trading CompanyAverage Response Time: ≤3.72hTerms of Payment: Western Union, PayPal, D/P, etc.International Commercial Terms(Incoterms): FOB, DAP, EXW, CIP, CPT, CFR, CIF, Others, FCA, DAT
About Our Factory & Business Background
AddressLin Ming Guan Zhen Bei Shi Kou Cun Dong, Yongnian District, Handan, Hebei, China
Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays
Our Production Capability & Technical Expertise
Main ProductsScrew, Bolt, Nut, Anchor Bolt, Flat Washer, Expansion Bolt, Threaded Rod, High-Strength Bolt, Self-Drilling Screw, Drywall Screw
Our Industry Experience & Global Business Record
Main MarketsNorth America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
Product Q&A
Q:What materials are used for these drywall screws?
A:
They are made of premium C1022 carbon steel and treated with integral quenching.
Q:Are there different thread types available?
A:
Yes, we offer coarse thread for wood substrates and fine double thread for light steel keels.
Q:What surface treatments are optional?
A:
Options include black phosphating, blue-white zinc plating, yellow zinc plating, and hot dip galvanizing.
Q:Do these screws require pre-drilling?
A:
No, they feature excellent self-tapping performance so no pre-drilling is needed.
Q:What sizes are available in stock?
A:
Regular sizes include 3.5mm and 4.2mm diameters with lengths ranging from 16mm to 120mm.
Send Inquiry
*To:
Handan Chang Lan Fastener Manufacturing Co., Ltd.
Handan Chang Lan Fastener Manufacturing Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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