What certifications do your products have?

Our products carry ISO and SGS certifications.

Is customization available for this product?

Yes, customization is available. We support customization from samples, designs, full customization, minor customization, and flexible customization.

What are the available color options?

The screws are available in White, Grey, Black, and Yellow colors.

Galvanized M4.2 Modified Truss Head Self Tapping Wafer Head Self Drilling Screw

Name: Galvanized M4.2 Modified Truss Head Self Tapping Wafer Head Self Drilling Screw
Brand: Tianjin Yingxintai Import and Export Co., Ltd.
SKU: 2145072182

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

US$1,050.00

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

Galvanized M4.2 Modified Truss Head Self Tapping

Samples

Avaiable

Head

Wafer Head

Drive

Phillip

Package

Small Box+Carton

HS

731814

Hardened

Yes

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: Quenched and hardened tip penetrates wood, board, and metal without pre-drilling.

High Strength Material: Made of Grade 12.9 high carbon steel for superior pull-out resistance and load-bearing.

Anti-Loosening Design: Fully threaded design ensures tight fit, preventing loosening or deformation over time.

Customizable Colors: Available in White, Grey, Black, and Yellow finishes to meet specific project needs.

OEM/ODM Service: Supports full customization from samples, designs, and minor adjustments.

Fast Delivery Options: Stock items ship within 15 days; bulk orders take 30-60 days.

Quality Certified: Products certified by ISO and SGS for consistent quality and safety.

Manufacturer Direct: Direct factory supply with 7x24 video verification for transparency.

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: ≤0.14h 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.

Product Q&A

Q:Are you a trading company or manufacturer?

We are the manufacturer. We are the international trade branch of the factory. We provide 7x24 hours real-time video verification factory service.

Q:What is your core product?

We specialize in the production of high quality screws, mainly drywall screws, particle board screws, wood screws, etc.

Q:How long is your delivery time?

If the goods are in stock, within 15 days. 30-60 days for bulk order.

Q:What materials are used for these screws?

The screws are crafted from high carbon steel, specifically Grade 12.9, ensuring strong and tough properties.

Q:Can the screws be used on metal without pre-drilling?

Yes, the tip has undergone quenching and hardening treatment, allowing it to quickly penetrate various substrates such as wood, board, and metal without pre-drilling.