What surface finishing options are available?

Surface finishing options include Galvanized, Yellow painted, and HDG (Hot Dipped Galvanized).

What is the minimum order quantity?

The Minimum Order Quantity is 100 kgs.

Heavy-Duty Hex Washer Head Self-Drilling/Tapping Screws for Sandwich Panels

Name: Heavy-Duty Hex Washer Head Self-Drilling/Tapping Screws for Sandwich Panels
Brand: Tianjin Yingxintai Import and Export Co., Ltd.
SKU: 2147442152

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

US$0.02-0.10

1,000 Pieces

Product specifications

weight

Sample price:US$0.01/piece.Request sample

Product profile

Customization

Available

Material

Carbon Steel

Type

Round Head

Model NO.

HHD003

Groove

Cross

Connection

Common Bolt

Head Style

Round

Standard

DIN, GB, ANSI, BSW, JIS

Grade

12.9

Customized

Yes

Usage

Metal

Heat Treatment

Yes

Color

White/Grey/Black/Yellow

Product Name

#5 Point Heavy Duty Metal Sheet to Steel Coating H

Samples

Avaiable

HS

731814

Diameter

4.8/5.5/6.3

Length

From 19-150

Package

Small Box+Carton

Point

Original

Tianjin,China

Brand

Yxt

Finishment

Zinc/Coated/Hot Dipped

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

High Strength Material: Made of Grade 12.9 Carbon Steel for superior load-bearing and anti-loosening performance.

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

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

Versatile Sizes: Diameters 4.8/5.5/6.3mm and lengths from 19mm to 150mm for various applications.

Certified Quality: ISO and SGS certified ensuring high quality standards for international trade.

OEM Service: Supports OEM branding and customization from samples or 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: ≤0.17h 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 and 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 Grade 12.9 Carbon Steel, providing strong and tough properties with high pull-out resistance.

Q:Can the screws be used 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.