What is the delivery time?

Delivery time is 20-30 days, depending on the order volume.

Can I visit the factory or get a video inspection?

Yes, online factory visits and video inspections before shipment are available.

What are the main applications for these screws?

They are primarily used for roofing connections with EPDM bounded washers.

Gray Respert Hex Washer Flange Head Crest Fixing Roofing Stitch Valley Fixing Self Drilling Screws

Name: Gray Respert Hex Washer Flange Head Crest Fixing Roofing Stitch Valley Fixing Self Drilling Screws
Brand: Tianjin Primo Technology Co., Ltd.
SKU: 1969724621

Tianjin, ChinaTianjin Primo Technology Co., Ltd.

US$1,180.00

1-9 Tons

US$1,150.00

10-24 Tons

US$1,130.00

25+ Tons

Sample price:US$1.00/kg.Request sample

Product profile

Customization

Available

Material

Carbon Steel

Type

Self Drilling

Model NO.

primo self drilling screw

Groove

Hex Washer Head

Connection

Roofing Connect

Head Style

Hex Washer Head Head

Standard

DIN, GB, GOST

Grade

4.8

Thread

Type B

Finish

Ruspert

MOQ

1 Ton Each Size

Application

Roofing Connection

Washer

EPDM Bounded Washer

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

Customizable Thread Types: Available in Type A, Type B, Type C, and double thread options.

Multiple Finish Options: Zinc plated, ruspert, baking paint, and epoxy plating available.

EPDM Bounded Washer: Includes EPDM bounded washer for secure roofing connection.

Wide Size Range: Thickness 4.2-6.3mm, Length 12-200mm to meet various needs.

High Production Capacity: Annual capacity up to 20,000 tons with 200+ automatic equipment.

Professional OEM/ODM Service: Accepts OEM and ODM orders with custom logo and packaging.

Strict Quality Control: High-quality raw materials and strict control ensure product quality.

Flexible Payment Terms: Supports T/T, Western Union, Money Gram, Credit Card, and L/C.

Company profile

Tianjin Primo Technology Co., Ltd.

Tianjin, China

Business Type: Manufacturer/Factory, Trading CompanyAverage Response Time: ≤10.48h

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 thread types?

We offer Type A, Type B, Type C, and double thread options.

Q:What finishes are available for the screws?

Options include zinc plated, ruspert, baking paint, and epoxy plating.

Q:What is the minimum order quantity?

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

Q:Can you accept OEM and ODM orders?

Yes, we absolutely accept OEM and ODM orders.

Q:What payment terms do you support?

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

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