What are your payment terms?

For payments under 5000 USD, 100% is required in advance. For payments over 5000 USD, 30%-70% T/T in advance is required, with the balance paid before shipment.

What is your packing method?

Standard packing is bulk in cartons (20-25kgs/carton, 36 cartons/pallet). We can also pack products according to your specific requirements.

Do you provide after-sales service?

Yes, we provide full after-sales support. We ensure secure packaging to prevent damage. If any transport damage or quality issues occur, please contact us with photos, and we will handle the issue to minimize your loss.

High Quality China Hex Indent Washer Head Self Tapping Drilling Roofing Screws Factory with Colour Painting for 4.8X38

Name: High Quality China Hex Indent Washer Head Self Tapping Drilling Roofing Screws Factory with Colour Painting for 4.8X38
Brand: Zhejiang Unit Hardware Products Co.,Ltd
SKU: 2048922112

Zhejiang, ChinaZhejiang Unit Hardware Products Co.,Ltd

US$0.0085

3,000,000 Pieces

Sample price:US$50.00/bag.Request sample

Product profile

Customization

Available

Material

Carbon Steel

Shape of Head

Hexagon

Model NO.

4.8x12 to 6.3x150

Surface Finishing

Zinc Plated

Certification

ISO, RoHS

Customized

Non-Customized

Transport Package

Cartons and Pallets

Specification

4.8x12 to 6.3x150

Trademark

UIE

Origin

Zhejiang China

HS Code

7318140001

Production Capacity

3000000

Key features

Certified Quality: ISO, RoHS, and SGS certified carbon steel fasteners ensuring high standards.

Durable Material: Made from C1022A carbon steel with heat treatment for superior strength.

Corrosion Resistance: Zinc plated finish available in white or blue for enhanced protection.

Wide Size Range: Sizes ST4.2-ST6.3 with lengths from 19mm to 150mm available.

Flexible Ordering: Small orders accepted to provide maximum convenience for clients.

Custom Logo Printing: Logo printing available upon request with brand authorization letter.

Secure Packaging: Standard carton packing with optional custom packaging solutions.

Fast Delivery: 5-10 days for stock items; 15-20 days for custom production.

Company profile

Zhejiang Unit Hardware Products Co.,Ltd

Zhejiang, China

Business Type: Manufacturer/FactoryExport Year: 2008-12-31Nearest Port: SHANGHAI OR NINGBOAverage Response Time: ≤4.99hTerms of Payment: T/TInternational Commercial Terms(Incoterms): FOB, EXW, CFR, CIF

AI-Powered supplier vetting

SummaryZhejiang Unit Hardware Products Co.,Ltd is identified as a China-based private limited company and is described inconsistently as both a manufacturer/factory and a trading company. It offers hardware products, provides OEM services for well-known brands, and reports substantial production capacity across rivet nuts, stainless steel fasteners, and brass fasteners. Export sales account for 90%, with six years of exporting experience. The supplier reports ISO 9000, ISO 9001, and ISO 20000 certifications, but the validity and scope are not provided. Innovation evidence is weak because no new products were launched in the past year and no SDK is available. Customization is available, mainly flexible or minor customization. After-sales procedures exist for complaints and corrective actions, but no written records were provided, while quality-test equipment is reported as zero. Financial information is limited to year references, so financial credibility cannot be determined. No specific customer cases are...

CertificationsThe supplier reports holding ISO 9000, ISO 9001, and ISO 20000 management-system certifications. However, the slices do not provide certificate numbers, validity periods, or certification scopes, so the reported holdings are evidence of certification but cannot be further validated.

R&D capabilityThe supplier reports 21–30 years of total R&D engineer experience, but it has no available SDK and launched no new products during the past year. These explicit limitations outweigh the available R&D staffing information for assessing demonstrated innovation performance.

Production capacityThe supplier reports annual capacities of 5,000 tons of rivet nuts, 10,000 tons of stainless steel screws, 9,600 tons of stainless steel bolt nuts, 2,500 tons of brass screws, and 3,500 tons of brass bolts and nuts. It is also identified as a manufacturer/factory, providing explicit evidence of production capability.

Customization capabilityThe supplier explicitly offers flexible customization and minor customization services. This supports the ability to accommodate at least limited product modifications, although the scope of customization is not fully defined.

Product Q&A

Q:Are you a manufacturing or trading company?

We are a specialized manufacturer of stainless steel and brass fasteners with over 20 years of experience, supported by a sales company with 15 years of export experience.

Q:Do you accept small orders?

Yes, we accept small orders to provide greater convenience for our clients. Please feel free to contact us for details.

Q:How can I get a sample to check quality?

After price confirmation, you can request samples. Stock samples are free but freight is collect. Custom sample fees apply and depend on the product's craftsmanship.

Q:How can I customize my products?

You can customize by attaching detailed drawings specifying surface, treatment, material, quantity, and special requirements. We also offer logo printing with a brand authorization letter.

Q:What is your delivery time?

Delivery is generally 5-10 days if goods are in stock. If not in stock, it takes 15-20 days depending on the quantity ordered.

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High Quality China Hex Indent Washer Head Self Tapping Drilling Roofing Screws Factory with Colour Painting for 4.8X38