What is the lead time for production and delivery?

Off-season lead time is within 15 workdays, while peak season lead time is 1-3 months. We ensure stable drilling speed and high-quality finishing.

What payment terms and methods do you accept?

We accept T/T, L/C at sight, PayPal, and Western Union. Currencies accepted include USD, EUR, and CNY.

How do you guarantee the quality of the screws?

We conduct pre-production samples, have experienced staff, use high-quality raw materials, and perform final inspections before shipment to meet international standards.

Yellow Galvanized Hex Flange Head Self Drilling Screws Tek Screws with Rubber Washer

Name: Yellow Galvanized Hex Flange Head Self Drilling Screws Tek Screws with Rubber Washer
Brand: Newspider Tianjin Impex Co., Ltd.
SKU: 2157058582

Tianjin, ChinaNewspider Tianjin Impex Co., Ltd.

US$1.30

1,000-9,999 kg

US$1.26

10,000-24,999 kg

US$1.20

25,000+ kg

Product specifications

type

length

Diameter

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Material

Carbon Steel

Type

Hexagon Head

Model NO.

Yellow Hex Self-drilling Screw with PVC Washer

Groove

Hexagon

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, GB, ANSI, BSW

Grade

Class 8.8

Productname

DIN 7504-K Hex Head Self Drilling Screw

Surface Treatment

Yellow Zinc Galvanized

Groove Type

Hex Head

Washer Type

Black Washer

Thread Type

Standard Thread

Point

#3 Drill Point

Measurement

Inch,Metric System

Diameter

#8-1#14 (4.2mm-6.3mm) or as Request

Length

3/4-8-2/3(19mm-220mm) or as Request

Package

Small Box+ Carton or as Request

MOQ

1 Ton Per Size

Customization 1

Size

Customization 2

Packing

Customization 3

Surface Treatment

Transport Package

Carton

Specification

DIN7504

Trademark

OEM

Origin

Tianjin-China

HS Code

7318120090

Production Capacity

5000 Tons

Key features

High-Strength Material: Made from Carbon Steel C1022A, Grade 8.8, ensuring superior hardness and strength.

Self-Drilling Design: Drill points 2#-5# allow fastening without pilot holes in metal, wood, or fiberglass.

Customizable Sizes: Diameters #8-#14 (4.2-6.3mm) and lengths 19-220mm available as requested.

Anti-Corrosion Options: Yellow/Blue Galvanized, Ruspert, or Dacromet treatments for 500-1500hr salt spray resistance.

Versatile Washer Types: Compatible with EPDM bonded, PVC, Rubber, or Nylon washers for waterproof sealing.

Hex Head Efficiency: Hexagonal head provides larger contact area, high torque resistance, and easy operation.

Professional Manufacturing: 5,000 tons annual capacity with strict QC, pre-production samples, and final inspection.

Global Supply Capability: Serving 20+ countries with flexible payment (T/T, L/C) and multiple Incoterms.

Company profile

Importers and ExportersFast DeliveryQuality AssuranceStandardized quality control

Newspider Tianjin Impex Co., Ltd.

Tianjin, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from SamplesExport Year: 2017-03-17Nearest Port: TianjinAverage Response Time: ≤3.18h

AI-Powered supplier vetting

SummaryThe supplier demonstrates strong capabilities in R&D and customization services, providing ODM and OEM services for well-known brands, and offering 3D software design services. However, the supplier faces challenges with sustainable development capabilities, lacks overseas service infrastructure, and does not have valid contracts for manufacturing capacity or in-stock service capacity. Financial data suggests a lack of growth in revenue, and their innovation capability is limited with no new products developed recently.

Supplier typeThe supplier is a professional technology supplier offering ODM and OEM services, which implies a focus on original design and equipment manufacturing.

After-Sales capabilityThe supplier has clear procedures and records for corrective and preventive actions, as well as handling customer complaints effectively.

Financial creditThe financial data indicates no significant revenue growth or cash flow, raising concerns about financial stability and growth.

R&D capabilityThe supplier has not developed any new products in the past year, indicating limited innovation capability.

Production capacityThe supplier has significant production capacity with an annual production of about 5,000 tons and a team ensuring quality control.

Customization capabilityThe supplier offers customization services from samples and customization of screws regardless of quantity and sizes.

Product Q&A

Q:What are the available customization options for these screws?

We offer customization for screw diameter (4.2mm-6.3mm), length (19mm-220mm), surface treatment (Galvanized, Ruspert, Dacromet, etc.), and packing methods.

Q:What materials and grades are used for these self-drilling screws?

The screws are made from high-strength Carbon Steel C1022A, meeting Grade 8.8 standards to ensure excellent hardness and durability.

Q:What types of washers can be matched with these screws?

We provide various washer options including EPDM bonded, PVC, Rubber, and Nylon washers to ensure waterproof sealing and corrosion resistance.

Q:What is the minimum order quantity (MOQ) for custom orders?

The MOQ is 1 Ton per size. However, we also support small box + master carton + pallet packing for specific requests.

Q:What surface treatments are available to prevent rust?

Available treatments include Yellow Zinc Galvanized, Blue-White Galvanized, Ruspert, and Dacromet, offering corrosion resistance from 500 to 1500 hours.