Can I visit the factory or inspect online?

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

What materials are used for these screws?

We use high-quality raw materials such as carbon steel C1022A and SS410 with strict quality control.

What are the packaging options?

Options include bulk packing in woven bags, cartons, plastic bags, or customized color print boxes.

Drilling Screw #5 Point with EPDM Washer Hex Head Screw

Name: Drilling Screw #5 Point with EPDM Washer Hex Head Screw
Brand: Tianjin Primo Technology Co., Ltd.
SKU: 2070785572

Tianjin, ChinaTianjin Primo Technology Co., Ltd.

US$1,080.00

1-9 Tons

US$1,050.00

10-24 Tons

US$1,030.00

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

EPDM Bounded Washer: Features EPDM bounded washer for superior sealing and waterproof performance in roofing connections.

Self Drilling Design: Type A, B, C, or double thread self-drilling screws eliminate the need for pre-drilling holes.

Customizable Finish: Available in zinc plated, ruspert, baking paint, or epoxy plating to meet specific corrosion needs.

Wide Size Range: Thickness sizes 4.2-6.3mm and lengths 12-200mm accommodate various roofing thickness requirements.

High Production Capacity: Annual capacity of 20,000 tons with 200+ automatic production lines ensures timely bulk delivery.

Flexible OEM/ODM: Accepts OEM and ODM orders with customized packaging, logos, and design requirements.

Multiple Payment Options: Supports T/T, Western Union, Money Gram, Credit Card, PayPal, and L/C for convenient transactions.

Professional Manufacturer: 10+ years experience with 3 production bases in Tianjin, China, ensuring high quality and competitive prices.

Company profile

Tianjin Primo Technology Co., Ltd.

Tianjin, China

Business Type: Manufacturer/Factory, Trading CompanyAverage Response Time: ≤11.04h

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 to suit different drilling requirements.

Q:What is the minimum order quantity?

The MOQ is 1 ton for each size. Sample orders are also acceptable.

Q:What payment terms do you accept?

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

Q:Can you provide OEM services?

Yes, OEM and ODM services are fully accepted, including customized packaging and logos.

Q:What is the delivery time?

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

Send Inquiry

*To: