Can the screws be customized?

Yes, customization is available from samples, designs, and includes full and minor customization options.

What certifications does the product have?

The product holds ISO and SGS certifications.

What is the minimum order quantity?

The minimum order quantity is 100 kgs.

Factory Direct Bi-Metal Winged Self-Drilling Roofing Screws

Name: Factory Direct Bi-Metal Winged Self-Drilling Roofing Screws
Brand: Tianjin Yingxintai Import and Export Co., Ltd.
SKU: 2159033582

Tianjin, ChinaTianjin Yingxintai Import and Export Co., Ltd.

US$1,440.00-1,760.00

1 Ton

Product specifications

weight

Sample price:US$0.01/piece.Request sample

Product profile

Customization

Available

Material

Carbon Steel

Type

Round Head

Groove

Cross

Connection

Common Bolt

Head Style

Round

Standard

DIN, GB, ANSI, BSW, JIS

Grade

12.9

Customized

Yes

Usage

Wood/Metal

Heat Treatment

Yes

Color

White/Grey/Black/Yellow

Product Name

Self Drilling Screws with Countersunk Head Torx

Diameter

3.5/3.9/4.2/4.8/5.5/6.3

Length

19-75

Samples

Avaiable

Package

Small Box+Carton

Finishment

Galvanized/Dacromet

HS

731814

Delivery Time

15-30days

Transport Package

Carton/Bag/ /Samll Box

Specification

3.5/3.9/4.2/4.8/5.5/6.3

Trademark

YXT

Origin

Tianjin, China

HS Code

731814

Production Capacity

20000tons

Key features

Self-Drilling Capability: Sharp tip penetrates wood, board, and metal without pre-drilling.

High Strength Material: Made of Grade 12.9 high carbon steel with quenching and hardening treatment.

Customized Color Options: Available in White, Grey, Black, Yellow, and Blue.

Wide Diameter Range: Diameters from 3.5mm to 6.3mm available.

Multiple Finishing Options: Galvanized, Dacromet, and Yellow painted finishes available.

ISO and SGS Certified: Product meets international quality standards.

Flexible Delivery Time: 15 days for stock items, 30-60 days for bulk orders.

Full Customization Support: Customization available from samples and designs.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceMulti-language PioneerExhibition Experience

Tianjin Yingxintai Import and Export Co., Ltd.

Tianjin, China

CertifiedBusiness Type: Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 5 years CertifiedNearest Port: Tianjin PortAverage Response Time: ≤0.18h CertifiedTerms of Payment: LC, D/P, T/T, etc.

AI-Powered supplier vetting

SummaryThe supplier is a hardware manufacturer focused on screws, blind rivets, coil nails, and concrete nails. It reports seven wire-drawing lines, two heat-treatment lines, and substantial forming and threading equipment, with stated screw output of 20,000 tons. The supplier offers OEM/ODM and multiple customization options, and its finished-product inspection instructions are uniformly followed. It reports ISO9001, ISO14001, and ISO45001 certifications. Export sales account for 71%–90% of total sales, and it has participated in the Canton Fair. However, it does not provide 3D software design services, overseas warehouse or showroom services, or overseas agents/branches; its overseas-service country count is stated as zero. Evidence is insufficient to assess after-sales service, financial credibility, or customer cases. R&D resources also appear limited, with one year of total R&D engineer experience reported.

Supplier typeThe supplier explicitly states that it is not a professional technical supplier, while its product description identifies it as a hardware manufacturer producing screws, blind rivets, coil nails, and concrete nails. This supports classification as a hardware manufacturing supplier rather than a technical design-service provider.

CertificationsThe supplier states that it has passed ISO9001 Quality Management System, ISO14001 Environmental Management System, and ISO45001 Occupational Health and Safety Management System certifications. These explicitly reported certifications support a positive assessment for certification holding.

R&D capabilityThe supplier describes itself as committed to innovation and provides OEM/ODM and tailored solutions, but it explicitly states that it is not a professional technical supplier and does not provide 3D software design services. Only one year of total R&D engineer experience is reported, so strong innovation capability is not established.

Production capacityThe supplier reports seven wire-drawing lines, two heat-treatment lines, 100 head-making machines, 85 thread-making machines, 20 tail-making machines, and stated screw output of 20,000 tons. It also reports inventory capability, one-month lead times in both peak and off-peak seasons, and 20 qualified suppliers for service capability, providing explicit evidence of substantial production capacity.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, flexible customization, and OEM/ODM tailor-made solutions. However, it does not offer 3D software design services, so customization is supported through other methods rather than 3D design software.