What payment terms do you accept?

We accept LC, T/T, D/P, PayPal, Western Union, and small-amount payments.

Are the screws suitable for outdoor use?

Yes, the bi-metal construction provides excellent resistance to rust and corrosion, making them ideal for solar mounting and outdoor roofing.

What certifications do the products have?

The products are certified under ETA, ISO9001, and BSCI standards.

Stainless Steel Hex Head Self Drilling Tek Screws with PVC EPDM Washer

Name: Stainless Steel Hex Head Self Drilling Tek Screws with PVC EPDM Washer
Brand: Hangzhou Union Hardware Co., Ltd
SKU: 2090891415

Zhejiang, ChinaHangzhou Union Hardware Co., Ltd

US$0.09-0.13

200 Pieces

Sample price:US$2.00/piece.Request sample

Product profile

Customization

Available

Material

Stainless Steel + Carbon Steel

Type

Hexagon Head

Model NO.

UNF-01

Groove

Hexagon

Connection

Drilling

Head Style

Hexagonal

Standard

DIN, GB, ANSI, BSW, JIS, GOST

Grade

Bi Metal

Drill Point

Tapping Screws

Surface Treatment

Zinc Plated, Ruspert, Dacromet, Customized

Delivery

Sea Freight, Air, Train, Express

Certification

Eta, ISO9001, BSCI

Application

Solar Mounting and Outdoor

Transport Package

Carton Boxes + Pallets

Specification

6.0x25~38

Trademark

Origin

China

HS Code

7318151001

Production Capacity

700tons/Month

Key features

Bi-Metal Construction: Combines carbon steel core for strength with stainless steel exterior for corrosion resistance.

Solar Mounting Application: Ideal for securing rails, brackets, and frames in outdoor solar power systems and roofing.

Customized Surface Treatment: Available in Zinc Plated, Ruspert, Dacromet, and other customized surface finishes.

High Corrosion Resistance: Stainless steel exterior protects against oxidation and rust stains on roofing materials.

Full Customization Options: Supports full customization, minor customization, flexible customization, and design-based customization.

Multiple Standards Compliance: Meets DIN, GB, ANSI, BSW, JIS, and GOST international standards.

Heat Treatment Hardening: Hardened to maximize toughness, resistance to stripping, and ability to withstand high torque.

Versatile Material Compatibility: Suitable for asphalt shingles, slate, metal sheeting, wood, and metal applications.

Company profile

High Repeat Buyers ChoiceExhibition ExperienceR&D CapabilitiesImporters and Exporters

Hangzhou Union Hardware Co., Ltd

Zhejiang, China

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: Shanghai Port, Ningbo PortAverage Response Time: ≤4.05h

About Our Factory & Business Background

AddressRoom 401-1, No.58, Xiangshan Road, Wenyan Street, Xiaoshan, Hangzhou, Zhejiang, China

Plant Area100 square meters

Number of Employees4

Terms of PaymentLC, T/T, D/P, PayPal, Western Union, Small-amount payment

International Commercial Terms(Incoterms)FOB, CIF, CFR, EXW

Average Lead TimePeak Season Lead Time: within 15 workdays, one month, 1-3 months Off Season Lead Time: within 15 workdays, one month, 1-3 months

Minimum Order Quantity1000 pcs

Supply Chain Partners56

Our Production Capability & Technical Expertise

Main ProductsBit Holders, Bits, Sockets, Torque Wrench, Ratchet, Hex Keys, Tool Set, Pta Sets, Bi-Metal Screws, Stainless Steel Fasteners

R&D Engineers1 people

Our Industry Experience & Global Business Record

Year of Establishment2023-08-03

Main MarketsEurope, Africa, Domestic

Repeat Buyers Choice50%~80%

Number of Foreign Trading Staff2

Overseas Agent/BranchNo

New Products Launched in Last yearNo

Our Certifications, Standards & Industry Recognition

Cooperated with Fortune 500No

Product Q&A

Q:What is the material composition of the screws?

The screws are made of bi-metal, featuring a carbon steel core (SCM435) for strength and a stainless steel exterior (SUS304) for corrosion resistance.

Q:What surface treatments are available?

Available treatments include Chrome, Ruspert, Dacromet, and customized options like Zinc Plated.

Q:Can the screws be customized?

Yes, we offer full customization, minor customization, flexible customization, and customization from designs or samples.

Q:What is the minimum order quantity?

The minimum order quantity is 1000 pieces.

Q:What are the lead times for delivery?

Peak season lead time is within 15 workdays to 3 months. Off-season lead time is within 15 workdays to 3 months.