What materials and grades are available?

Materials include carbon steel, stainless steel (304/316), and alloy steel. Grades range from 4.8 to 12.9.

What is the warranty period for these bolts?

We provide rigorous quality control and support third-party inspections to ensure product safety and compliance.

High Tensile M18 M20 DIN933 Full Threaded Grade 10.9 Black Oxide Hex Bolt

Name: High Tensile M18 M20 DIN933 Full Threaded Grade 10.9 Black Oxide Hex Bolt
Brand: Shanghai Borui Metal Products Co., Ltd.
SKU: 2137515422

Shanghai, ChinaShanghai Borui Metal Products Co., Ltd.

US$0.50

10-999 Pieces

US$0.30

1,000-9,999 Pieces

US$0.15

10,000+ Pieces

Sample price:US$5.00/piece.Request sample

Product profile

Customization

Available

Material

Carbon Steel

Type

Hexagon Head

Model NO.

DIN933

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, ANSI, GB, JIS, BSW, GOST

Grade

10.9

Application

Machinery, Chemical Industry, Environmental, Building

Finish

Passivation

Bolt Length

18-280mm

Thread Length

Half Thread / Full Thread / Customized Length

Thread Type

Right Handed

Finishing

Black/Zinc Plated/HDG/PTFE/Dacromet

OEM

Acceptable

MOQ

10 PCS

Payment

Sample

Free

Transport Package

Carton + Pallet

Specification

M4-M64, 3/16''-3''

Trademark

Origin

China

HS Code

731815

Production Capacity

50000 Pieces / Year

Key features

20+ Years Expertise: Over two decades of experience producing and exporting high-quality fasteners globally.

Wide Customization: Custom lengths from 18-280mm, various thread types, and finishes like Black Oxide or HDG.

High Strength Grade: Available in Grade 10.9 and 12.9, ensuring high tensile strength for demanding applications.

Fast Delivery: In-stock items ship in 3-7 days; Custom/OEM orders delivered in 14-30 days.

One-Stop Procurement: End-to-end logistics including sea, air, land, and DDP door-to-door delivery services.

Global Service: Serving over 1,000 customers in 200+ countries with reliable after-sales support.

Competitive Pricing: Direct factory pricing ensures cost-effectiveness without compromising on quality.

Company profile

High Repeat Buyers ChoiceMulti-language PioneerExperienced TeamExhibition Experience

Shanghai Borui Metal Products Co., Ltd.

Shanghai, China

Business Type: Manufacturer/Factory, Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedNearest Port: Shanghai Port, Ningbo PortAverage Response Time: ≤1.87hTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier is a Shanghai-based limited trading company with 41 employees, focused on fasteners and related metal, mechanical, plastic, rubber, electrical, and photovoltaic products. It offers sample-, design-, and full-customization services, as well as ODM and OEM services, and reports export sales of 71%–90%. In-stock service is available, but there is no overseas warehouse, showroom, agent, or branch. Financial records are identified for 2022–2024, but no financial values or performance conclusions are provided. Service-process evidence is weak: no written corrective/preventive-action or complaint-handling procedures or records are available, while quality-assurance status and fire-drill status are unknown. No certifications, customer cases, or production facilities are explicitly documented.

Supplier typeThe supplier is identified as a limited company and trading company, with 41 employees, no stated parent-group affiliation, and a Shanghai registered and physical address. Its stated product scope centers on fasteners and related industrial products.

After-Sales capabilityThe supplier has in-stock service capacity, but it has no overseas warehouse, showroom, overseas agent, or branch. More importantly, no written corrective/preventive-action procedures or records and no written customer-complaint procedures or records are available, indicating a documented after-sales process is not demonstrated.

R&D capabilityThe supplier lists research and development of metal products and hardware products, and offers ODM services. However, no SDK is available, and the information does not provide measurable R&D resources, patents, or development outcomes; the documented capability is therefore limited but present.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, and full customization, together with ODM and OEM services for popular brands. These statements provide direct evidence of broad customization and design-manufacturing service capability.