Is online factory visit or video inspection possible?

Yes, we can arrange online factory visits and video inspections before shipment.

What shipping methods do you offer?

We usually ship by sea, air, or international express, and can provide solutions based on your needs.

What head types and drives are available?

Options include Hex washer head, CSK head, and Pan Head with Hexagon drive.

Bi-Metal Self Drilling Screw Ruspert Double Thread Screws with Gray EPDM Washer

Name: Bi-Metal Self Drilling Screw Ruspert Double Thread Screws with Gray EPDM Washer
Brand: Tianjin Primo Technology Co., Ltd.
SKU: 2041608582

Tianjin, ChinaTianjin Primo Technology Co., Ltd.

US$1,280.00

1-9 Tons

US$1,250.00

10-24 Tons

US$1,230.00

25+ Tons

Sample price:US$1.00/kg.Request sample

Product profile

Customization

Available

Finish

Ruspert

Grade

4.8

Model NO.

primo self drilling screw

Head Type

Truss Head

Material

SUS304+Scm435

Standard

DIN, GB, GOST

Thread

Double Thread

MOQ

1 Ton Each Size

Application

Roofing Connection

Washer

EPDM Bounded Dome Washer

Type

Self Drilling

Groove

Hex Washer Head

Connection

Roofing Connect

Head Style

Hex Washer Head Head

Transport Package

Bulk in Bag or Box Package

Specification

4.2 to 6.3 mm

Trademark

Primo

Origin

China

HS Code

7318140090

Production Capacity

10000 T/ Year

Key features

Bi-Metal Material Composition: Combines SUS304/316 stainless steel with SCM435 carbon steel for superior strength and corrosion resistance.

Multiple Thread Options: Available in Type A, Type B, Type C, and Double Thread configurations for diverse drilling needs.

Customizable Finishes: Offers zinc plated, Ruspert, baking paint, and Epoxy plating options to meet specific project requirements.

Flexible Size Range: Thickness sizes from 4.2mm to 6.3mm and lengths from 12mm to 200mm for various applications.

OEM and ODM Support: Accepts OEM and ODM orders, including custom packaging, logos, and design requirements.

High Production Capacity: Annual capacity of 20,000 tons with 200+ automatic production sets ensuring timely delivery.

Professional Quality Control: Strict quality control on high-quality raw materials guarantees durable and reliable fasteners.

Versatile Application: Ideal for roofing connections, solar panel systems, and general construction fastening tasks.

Company profile

Tianjin Primo Technology Co., Ltd.

Tianjin, China

Business Type: Manufacturer/Factory, Trading CompanyAverage Response Time: ≤10.40h

About Our Factory & Business Background

AddressTianjin, China

Average Lead TimePeak Season Lead Time: 1-3 months Off Season Lead Time: one month

Our Production Capability & Technical Expertise

Main ProductsScrews, Nails, Rivets, Staples, Bolt, Nut, Washer, Stamping Part

Our Industry Experience & Global Business Record

Main MarketsNorth America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe

Product Q&A

Q:What are the available material options?

The screws are made from SUS304+SCM435 or SUS316+SCM435 bi-metal combinations.

Q:What is the minimum order quantity?

The MOQ is 1 ton for each size, but sample orders are also accepted.

Q:What payment terms are available?

We accept T/T, Western Union, Money Gram, Credit Card, Paypal, and L/C.

Q:Can I request custom packaging or logos?

Yes, we support OEM and ODM, including custom color print boxes, logos, and designs.

Q:What is the delivery time?

Delivery takes 20-30 days, depending on the order volume and season.

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