What is the delivery time?

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

Can I visit the factory or inspect goods online?

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

What shipping methods do you support?

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

Black Oxide Grade 8.8 10.9 12.9 Steel Full Thread Hex Head Bolts

Name: Black Oxide Grade 8.8 10.9 12.9 Steel Full Thread Hex Head Bolts
Brand: Tianjin Primo Technology Co., Ltd.
SKU: 1971639451

Tianjin, ChinaTianjin Primo Technology Co., Ltd.

US$800.00

500-999 kg

US$750.00

1,000+ kg

Sample price:US$1.00/kg.Request sample

Product profile

Customization

Available

Material

Carbon Steel, Steel

Type

Hexagon Head

Model NO.

Bolt-9

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, GB, GOST

Grade

4.8, 8.8, 10.9, 12.9

Application

Machinery, Chemical Industry, Environmental, Build

Finish

Plain, Black, Zinc Plated, Yellow Plated, H.D.G

Thread

Full Thread Half Thread

MOQ

1 Ton Each Size

Length

20mm to 300 mm

Customized

Thread Size

M3-M200

Product Standards

DIN933,DIN931

Product

Hexagonal Bolts,Hexagon Flange Bolts

Transport Package

Bulk in Bag or Box Package

Specification

12 mm

Trademark

Primo

Origin

China

HS Code

7318150000

Production Capacity

10000 T/ Year

Key features

Multiple Strength Grades: Available in 4.8, 8.8, 10.9, and 12.9 grades for diverse load requirements.

Customizable Specifications: Offers customized thread types, lengths (20-300mm), and sizes (M3-M200).

Versatile Surface Finishes: Options include Black Oxide, Zinc Plated, Yellow Plated, and Hot Dip Galvanized.

OEM/ODM Support: Accepts OEM and ODM orders with custom packaging and logo printing.

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

Strict Quality Control: Uses high-quality raw materials with strict quality control processes.

Flexible Shipping Options: Supports sea, air, and international express shipping with tailored solutions.

Fast Delivery Time: Standard delivery within 20-30 days, depending on order volume.

Company profile

Tianjin Primo Technology Co., Ltd.

Tianjin, China

Business Type: Manufacturer/Factory, Trading CompanyAverage Response Time: ≤8.89h

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 strength grades?

The bolts are available in grades 4.8, 8.8, 10.9, and 12.9.

Q:What surface finishes are offered?

We offer Black Oxide, Electric Galvanized, Hot Dip Galvanized, Zinc Plated, and Yellow Plated finishes.

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

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

Q:Can you accept OEM and ODM orders?

Yes, we absolutely accept OEM and ODM orders, including custom packaging and logos.

Q:What are the payment terms?

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

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