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Hex Head Self-Drilling Screws with Composite Washer EPDM Washer for Metal Roofing & Construction
US$1,080.00
1-9 Tons
US$1,050.00
10-24 Tons
US$1,030.00
25+ Tons
Sample price:US$1.00/kg.Request sample
Product profile
Customization
AvailableMaterial
Carbon SteelType
Self DrillingModel NO.
primo self drilling screwGroove
Hex Washer HeadConnection
Roofing ConnectHead Style
Hex Washer Head HeadStandard
DIN, GB, GOSTGrade
4.8Thread
Type BFinish
Zinc PlatedMOQ
1 Ton Each SizeApplication
Roofing ConnectionWasher
EPDM Bounded WasherTransport Package
Bulk in Bag or Box PackageSpecification
4.2 to 6.3 mmTrademark
PrimoOrigin
ChinaHS Code
7318140090Production Capacity
10000 T/ YearKey features
EPDM Bounded Washer: Features EPDM bounded washer for superior waterproofing and sealing performance.
Self-Drilling Design: Hex washer head self-drilling screw eliminates need for pre-drilling holes.
Customizable Options: Supports custom thread types (A/B/C), finishes, and packaging designs.
High Production Capacity: Annual output reaches 20,000 tons with 200+ sets of automatic equipment.
Multiple Material Grades: Available in Carbon Steel C1022A and SS410 with Grade 4.8 standard.
Flexible Payment Terms: Accepts T/T, Western Union, Money Gram, Credit Card, PayPal, and L/C.
Fast Delivery Service: Delivery time is 20-30 days, adjusted based on order volume.
OEM/ODM Support: Accepts OEM and ODM orders with custom logo and design requirements.
Company profile

Business Type: Manufacturer/Factory, Trading CompanyAverage Response Time: ≤11.04h
About Our Factory & Business Background
AddressTianjin, China
Average Lead TimePeak Season Lead Time: 1-3 months Off Season Lead Time: one month
Our Production Capability & Technical Expertise
Main ProductsScrews, Nails, Rivets, Staples, Bolt, Nut, Washer, Stamping Part
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:Why choose your company?
A:
We have over 10 years of experience in fastener manufacturing and export, providing professional service, high quality, and turnkey solutions.
Q:Do you accept OEM and ODM orders?
A:
Yes, we absolutely accept OEM and ODM orders to meet your specific customization needs.
Q:What payment terms do you accept?
A:
We accept various payment methods including T/T, Western Union, Money Gram, Credit Card, PayPal, and L/C.
Q:Can I visit your factory online?
A:
Yes, we can arrange online video inspections of our factory before shipment to ensure transparency.
Q:What is the minimum order quantity (MOQ)?
A:
The MOQ is 1 ton for each size, but sample orders are also acceptable.
Send Inquiry
*To:
Tianjin Primo Technology Co., Ltd.
Tianjin Primo Technology Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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