What is the minimum order quantity (MOQ)?

MOQ is 1 ton per size, but sample orders are also accepted.

What shipping methods are available?

Usually shipped by sea, air, or international express. We provide reasonable solutions based on your transportation requirements.

DIN912 Black Oxide 12.9 Grade Hexagon Socket Head Screws Machine Bolts

Name: DIN912 Black Oxide 12.9 Grade Hexagon Socket Head Screws Machine Bolts
Brand: Tianjin Primo Technology Co., Ltd.
SKU: 1971539351

Tianjin, ChinaTianjin Primo Technology Co., Ltd.

US$0.05

1-49 Pieces

US$0.03

50-999 Pieces

US$0.02

1,000+ Pieces

Sample price:US$1.00/kg.Request sample

Product profile

Customization

Available

Material

Carbon Steel, Alloy Steel

Type

Hexagon Head

Connection

Common Bolt

Head Style

Counter Sunk Bolt

Standard

DIN, GB, GOST

Grade

4.8, 8.8, 10.9, 12.9

Application

Machinery, Chemical Industry, Environmental, Build

Finish

Black Oxide

Thread

Full Thread Half Thread

MOQ

1 Ton Each Size

Length

6mm to 20 mm

Customized

Thread Size

M2-M8

Product Standards

DIN912

Product

Socket Bolts,Hexagon Machine 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

High Strength Grades: Available in 4.8, 8.8, 10.9, and 12.9 grades for diverse mechanical needs.

Customized Dimensions: Lengths range from 6mm to 20mm with full or half thread options.

Multiple Finish Options: Black Oxide, Electric Galvanized, and Hot Dip Galvanized finishes available.

OEM and ODM Support: Full OEM and ODM services accepted for custom designs and logos.

Flexible MOQ: Sample orders accepted; bulk MOQ is 1 ton per size.

Global Export Experience: 70% of 30,000-ton annual capacity exported to over 20 countries.

Advanced Manufacturing: 280 sets of automatic equipment including cold-heading and heat-treatment lines.

Fast Delivery: Standard delivery time of 20-30 days based on order volume.

Company profile

Tianjin Primo Technology Co., Ltd.

Tianjin, China

Business Type: Manufacturer/Factory, Trading CompanyAverage Response Time: ≤9.42h

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:Why choose this supplier?

10+ years of experience in fastener manufacture and export, professional service, best quality, and turnkey solutions.

Q:Are OEM and ODM services acceptable?

Absolutely yes, we accept OEM and ODM requests.

Q:What payment terms are available?

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

Q:Can I visit the factory online?

Absolutely no problem, online factory visits are supported.

Q:Is online video inspection available before shipment?

Absolutely no problem, we provide online video inspection before shipment.

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