Is it possible to get a sample before bulk order?

Yes, samples are available for testing and verification purposes.

What is the minimum order quantity?

The minimum order quantity is 10 pieces.

What certifications do your products hold?

Our products are certified with ISO9001-2008, SGS, CTI, and RoHS.

M12 M16 M30 Black Oxide B7 Stud Bolts with 2h Hex Nuts

Name: M12 M16 M30 Black Oxide B7 Stud Bolts with 2h Hex Nuts
Brand: Shanghai Borui Metal Products Co., Ltd.
SKU: 2123242812

Shanghai, ChinaShanghai Borui Metal Products Co., Ltd.

US$0.04

1,000-9,999 Pieces

US$0.03

10,000-99,999 Pieces

US$0.01

100,000+ Pieces

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Material

Carbon Steel

Surface Finishing

Black Oxide

Model NO.

ASTM A193 B7

Grade

Customized

Thread

Unc/Unf

Measurement System

Metric

Quality Control

100% Inspection

Sample

Sample Avaliable

Deliver Port

China

Delivery Time

30-35days

Service

OEM ODM

Transport Package

Carton+Pallet

Specification

M3-M52

Trademark

Origin

China

HS Code

731819

Production Capacity

500000PCS/Month

Key features

Customized Thread Options: Available in UNC, UNF, and Metric thread types according to customer request.

Diverse Surface Finishing: Offers Black Oxide and Black Zinc finishes to meet specific requirements.

Wide Standard Compatibility: Complies with DIN, ISO, GB, EN, UNI, and ASME standards as requested.

Comprehensive Quality Control: Includes 100% inspection using calipers, tensile testers, and hardness testers.

OEM and ODM Services: Professional engineers support full customization from samples or designs.

Fast Response Time: Customer inquiries are responded to within 24 hours.

Large Stock Availability: Maintains large stock for standard sizes to ensure timely delivery.

Certified Quality Assurance: Products certified under ISO9001-2008, SGS, CTI, and RoHS standards.

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: ≤1.94hTerms 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.