What advantages do you have?

1. Strict QC: Inspection before shipping avoids bad quality. 2. Shipping: We have a dedicated department and forwarder for faster, protected delivery. 3. Professional production of various metal fittings.

What customization options are available?

We offer customization for Color (e.g., Black), Length (10mm-3000mm), Thread Type (Unc/Unf/Un), and MOQ starts at 1000 PCS.

Fastener Galvanized Hex Head Self Drilling Screw Roofing Screws with Rubber Washer Tek Screw Tornillos Para Techos

Name: Fastener Galvanized Hex Head Self Drilling Screw Roofing Screws with Rubber Washer Tek Screw Tornillos Para Techos
Brand: Handan Haosheng Fastener Co., Ltd.
SKU: 2129047242

Hebei, ChinaHandan Haosheng Fastener Co., Ltd.

US$0.90

10-99 Pieces

US$0.70

100-999 Pieces

US$0.50

1,000+ Pieces

Sample price:US$0.10/piece.Request sample

Product profile

Customization

Available

Material

Stainless Steel

Type

Hexagon Head

Model NO.

Self drilling screw

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, GB, ANSI, JIS

Grade

DIY

Color

Black

Length

10mm-3000mm

MOQ

1000PCS

Thread Type

Unc/Unf/Un

Transport Package

Wooden Cases

Specification

10MM-3000MM

Trademark

Haosheng

Origin

China

HS Code

73181600

Production Capacity

6000ton/Month

Key features

Customizable Dimensions: Length customizable from 10mm to 3000mm to meet specific project requirements.

OEM/ODM Service: Professional manufacturer offering OEM and ODM services with competitive pricing.

Strict Quality Control: In-house lab performs chemical, mechanical, and corrosion tests on every item.

Wide Material Range: Available in various steel grades including 4.6, 8.8, 10.9, and 12.9.

Multiple Finishes: Options include Black Phosphated, Grey Phosphated, Blue-white zinc, and Dacromet.

Fast Delivery: Normal delivery takes 30-35 days after deposit; off-season within 15 workdays.

Free Samples: Free samples provided for standard fasteners to test quality before ordering.

Established Manufacturer: 30 years experience with 100+ employees and ISO certified production base.

Company profile

Management CertificationImporters and ExportersHigh Repeat Buyers ChoiceYears of Export Experience

Handan Haosheng Fastener Co., Ltd.

Hebei, China

CertifiedBusiness Type: Manufacturer/Factory & Trading CompanyExport Year: 2007-05-01Nearest Port: TIANJINAverage Response Time: ≤2.55hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, FCA, FAS, DDP, DAP, CIP, CPT

AI-Powered supplier vetting

SummaryHandan Haosheng Fastener Co., Ltd. is a China-based combined business entity established in 2007, with 144 employees and a stated scope covering standard parts and power hardware processing and sales. The supplier demonstrates broad customization and ODM capabilities, reports new products within the past year, and provides OEM services for recognized brands. Production evidence includes bolt productivity of 60,000 tons and 10 quality inspectors, supported by inspection instructions and quality procedures. Service management procedures cover supplier assessment, corrective and preventive actions, and customer complaints. The supplier has inventory capability and accepts multiple trade and payment terms, but has no valid manufacturing-capacity contract with related subcontractors, no overseas warehouse, and no overseas showroom. Certification ownership, financial credibility, and specific customer cases are not sufficiently evidenced. Digitalization is underway, including ERP use and stated enterprise...

Supplier typeThe supplier is identified as a combined business entity and limited company operating in Handan, Hebei, China. Its stated business scope is the processing and sale of standard parts and power hardware, which is directly relevant to fastener supply.

After-Sales capabilityThe supplier has written and followed procedures for service-capability assessment, corrective and preventive actions, and customer complaints. It also reports inventory capability and multiple service quotation and payment terms, but lacks an overseas warehouse and showroom; overall after-sales capability is evidenced, although international physical service coverage is limited.

R&D capabilityThe supplier reports new products within the past year, provides ODM services, and has broad design-service capabilities. It also uses ERP for production, procurement, quality control, and logistics, while enterprise digital-process construction and big-data-related development are reported; however, no SDK is available.

Production capacityProduction evidence includes stated bolt productivity of 60,000 tons, 10 quality inspectors, thread rolling and cold heading equipment, and uniformly followed finished-product inspection instructions. Inventory capability and peak- and off-season lead-time statements support fulfillment capability, but the absence of a valid contract with related subcontractors is a documented capacity-management weakness.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. These capabilities are reported consistently across the R&D and design-service information, with ODM availability further supporting customized product development.

Client casesThe supplier states that it provides OEM services for recognized brands, which is evidence of brand-related customer experience. No customer names, project descriptions, order history, or independently verifiable case details are provided, so the depth of customer cases cannot be fully evaluated.

Product Q&A

Q:Are you a manufacturer or trading company?

We are a professional manufacturer with 30 years of experience. We accept OEM and ODM orders as per your needs and assure competitive prices and quality.

Q:Can you offer samples?

Yes, we can offer samples for you to test and check the quality. Free samples are available for standard fasteners.

Q:How do you handle quality control?

We have a professional QC team that inspects each item from production links to packaging. Our independent lab conducts chemical analysis, metallographic inspection, and mechanical property testing.

Q:What is the delivery time?

Normally it takes 30-35 days after receiving the deposit. During the off-season, lead time is within 15 workdays, while peak season is about one month.

Q:What are the terms of payment?

We accept T/T with 30% as deposit and 70% balance before delivery. Other terms include LC, D/P, and PayPal.