What are the standard shipping methods?

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

What is the lead time for production?

Lead time is 1-3 months during peak season and one month during the off-season.

Are samples free of charge?

Yes, samples are provided for free to help customers verify quality.

DIN7991 Allen Csk Hexagon Socket Countersunk Head Machine Screws

Name: DIN7991 Allen Csk Hexagon Socket Countersunk Head Machine Screws
Brand: Tianjin Primo Technology Co., Ltd.
SKU: 1923541006

Tianjin, ChinaTianjin Primo Technology Co., Ltd.

US$0.10

50,000-99,999 Pieces

US$0.08

100,000+ Pieces

Sample price:US$1.00/box.Request sample

Product profile

Customization

Available

Material

Stainless Steel

Type

Hexagon Head

Groove

Hexagon

Connection

Common Bolt

Head Style

Counter Sunk Bolt

Standard

DIN, GB

Grade

8.8 /10.9

Products

DIN7991 Machine Screw

MOQ

1 Ton Each Size

Application

General Industry/Automotive Industry/Retail Indust

Length

3-150mm

Transport Package

Box Package+Carton

Specification

M2-M12

Trademark

Primo

Origin

Tianjin, China

HS Code

7318150000

Production Capacity

10000 T/ Year

Key features

Customizable Specifications: Lengths from 3-150mm and non-standard sizes available via OEM/ODM based on drawings or samples.

Free Samples Available: Customers can request free samples to verify quality before placing bulk orders.

Extensive Material Options: Available in Carbon steel, Stainless steel (A2/A4), and Alloy steel with various grades (4.8-12.9).

Multiple Finish Choices: Options include plain, zinc plated, black oxide, and hot dip galvanized finishes.

High Production Capacity: Annual capacity of 30,000 tons with 280 sets of automatic production equipment.

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

Global Export Experience: 70% of production exported to over 20 countries including USA, Brazil, and Australia.

Professional OEM/ODM Service: Full support for custom designs, logos, and packaging requirements.

Company profile

Tianjin Primo Technology Co., Ltd.

Tianjin, China

Business Type: Manufacturer/Factory, Trading CompanyAverage Response Time: ≤10.04h

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 is the MOQ for this product?

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

Q:Can you accept OEM and ODM orders?

Yes, OEM and ODM are fully acceptable. We can produce according to your drawings or samples.

Q:What payment terms do you accept?

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

Q:Is it possible to visit the factory online?

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

Q:What materials and grades are available?

Materials include Carbon steel, Stainless steel, and Alloy steel. Grades range from 4.8 to 12.9.

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