What is the delivery time?

Standard parts take 7-15 days, while non-standard parts take 15-25 days. We deliver as soon as possible while guaranteeing quality.

How to custom-make (OEM/ODM) products?

Send us your new product drawing or sample, and we will custom-make the hardware as required, providing professional advice to maximize performance.

Which mode of transport is better?

Generally, we advise sea delivery due to the heavy weight of production, but we respect your views on other transportation methods as well.

M12X50 Carbon Steel Black Oxide 12.9 Bolt C/W Hex Nut

Name: M12X50 Carbon Steel Black Oxide 12.9 Bolt C/W Hex Nut
Brand: Shanghai G&T Industry Co., Ltd.
SKU: 1984244985

Shanghai, ChinaShanghai G&T Industry Co., Ltd.

US$1.00

10-999 Pieces

US$0.10

1,000-9,999 Pieces

US$0.01

10,000+ Pieces

Product profile

Customization

Available

Material

Carbon Steel

Type

Hexagon Head

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, ANSI, GB, JIS, BSW, GOST

Grade

ASTM A307 Grade B

Application

Machinery, Chemical Industry, Environmental, Building

Finish

Black

Transport Package

Plastic Bag+ Carton+Wood Pallet

Specification

M3-M100, 1/4-2"

Trademark

G&T

Origin

Shanghai, China

HS Code

73181510

Production Capacity

500 Tons/Month

Key features

Wide Material Range: Available in Carbon Steel, Alloy Steel, Stainless Steel, and Brass.

Multiple Standards: Complies with DIN, ANSI, GB, JIS, BSW, GOST, and ASME standards.

Customization Support: Supports OEM/ODM services with customization from samples or designs.

High Precision Parts: Capable of strictly following drawing tolerances for high-precision requirements.

Quality Assurance: Strictly adheres to ISO9001:2008 procedures with full process quality control.

Competitive Pricing: Offers reasonable prices with one-stop shopping and timely delivery.

Free Samples: Provides free samples for testing and evaluation purposes.

Extensive Experience: Over 10 years of experience in the fasteners industry with professional support.

Company profile

Years of Export ExperienceHigh Repeat Buyers ChoiceFast DeliveryManagement Certification

Shanghai G&T Industry Co., Ltd.

Shanghai, China

Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 10 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤1.72h

AI-Powered supplier vetting

SummaryShanghai G&T Industry Co., Ltd. is identified as a limited trading company offering bolts, nuts, threaded rods, stud bolts, and customized fasteners. The supplier reports broad customization, ODM capability, new products launched during the past year, and OEM service for well-known brands. Stated annual productivity includes 6,000 tons of thread rods, 5,000 tons of bolts, 5,000 tons of nuts, 3,000 tons of washers, and 3,000 tons of stud bolts. Service procedures include documented supplier assessment, corrective and preventive actions, and customer complaint handling, with lead times within 15 workdays in both peak and off-season. However, the supplier has no overseas agents or branches, overseas warehouse, showroom, or inventory capability. Raw-material traceability, quality assurance status, outsourcing controls, and contract status are unknown. An audit by TUV Rheinland is recorded, but the audit type and evaluation result are not sufficiently interpretable from the provided values.

Supplier typeThe supplier is a limited company classified as a trading company, with a stated business scope covering metal materials, hardware, machinery, and related products. Its offered products are bolts, nuts, threaded rods, stud bolts, and customized fasteners, and it is not identified as part of a larger company group.

After-Sales capabilityThe supplier has documented and followed procedures for corrective and preventive actions and customer complaint handling. It has no overseas agents or branches, overseas warehouse, showroom, or in-stock service capability, which limits local and immediate after-sales support.

R&D capabilityThe supplier reports new products during the past year, ODM service, and multiple design-based customization options. It does not have an available SDK, but the available evidence supports product development and design capability.

Production capacityReported annual productivity is 6,000 tons of thread rods, 5,000 tons each of bolts and nuts, and 3,000 tons each of washers and stud bolts. Lead time is stated as within 15 workdays in both peak and off-season; however, the supplier also reports no inventory capability, while outsourcing procedures and manufacturing-capacity contracts remain unknown.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization. Its product scope also expressly includes customized fasteners, and it reports ODM capability.

Product Q&A

Q:Why choose your company?

We provide first-class services in supplying quality fasteners while minimizing costs, aiming to be your preferred partner through professional service and innovation.

Q:How is product quality ensured?

All processes strictly adhere to ISO9001:2008 procedures, with strict quality control from production to delivery supported by strong technology and management.

Q:What if I cannot find the product on your website?

You can send pictures, photos, or drawings via email, or send samples by DHL/TNT. We develop new models monthly and can create custom products for you.

Q:Can you follow drawing tolerances for high precision?

Yes, we can strictly follow the tolerances on your drawings and provide high-precision parts made exactly as per your design.

Q:How should I order and make payment?

For samples, 100% payment with the order. For production, 30% deposit by T/T before production, and the balance paid before shipment.