What is your delivery time?

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

How to custom-make (OEM/ODM)?

Send us new product drawings or samples. We will custom-make the hardware as required and provide professional advice to maximize performance.

Which mode of transport is better?

Since production is often heavy, we advise delivery by sea. However, we respect your views on other transportation methods as well.

M5 M8 M6 Black Oxide Grade8.8 Grade12.9 Bn 1359 Hex Socket Head Shoulder Bolts

Name: M5 M8 M6 Black Oxide Grade8.8 Grade12.9 Bn 1359 Hex Socket Head Shoulder Bolts
Brand: Shanghai G&T Industry Co., Ltd.
SKU: 2115401962

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

US$0.20

100-499 Pieces

US$0.15

500-999 Pieces

US$0.10

1,000-1,999 Pieces

US$0.08

2,000-4,999 Pieces

US$0.04

5,000+ Pieces

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Material

Carbon Steel

Type

Round Head

Model NO.

M6 M8 M12

Connection

Common Bolt

Head Style

Hex Socket

Standard

DIN, ANSI, GB, JIS, BSW, GOST

Grade

SS304/SS316/S32750

Application

Machinery, Chemical Industry, Environmental, Building

Size

M6, M8, M10, M12, M20, M48

Coating

Plain, Black Oxide, Zinc Plated

Diameter

M6, M8, M10, M12, M20, M48, 1/2"

Length

10, 20, 40, 60, 1"

Lead Time

15-60 Days

Sample

Accepted

Using

Right Hand Threads

Surface Treatment

Zinc Plated, Black Oxide, Copper Plating...

Thread

Full Threaded

Payment Term

Tt 50% Deposit

Area

Industry, Machine, Building

Production

Standard/Customized

Packing

Carton and Pallet

Shipping Method

Express, Air, Sea, Train

Head Type

Hex Head, Hex Socket Head, Flange Head

Transport Package

Plastic Bag+ Carton+Wood Pallet

Specification

1/4"-4", M4-M100

Trademark

G&T

Origin

Shanghai, China

Production Capacity

1000 Tons/Month

Key features

High Precision Customization: Strictly follows drawing tolerances for high precision parts and custom models.

Wide Customization Options: Custom sizes, coatings, diameters, lengths, and thread types available.

Strict Quality Control: Adheres to ISO9001:2008 procedures with strict control from production to delivery.

Fast Standard Delivery: Standard parts delivered in 7-15 days; non-standard parts in 15-25 days.

Comprehensive Material Range: Carbon Steel, Alloy Steel, Stainless Steel, Brass with various grades.

Extensive Surface Treatment: Options include Plain, Black Oxide, Zinc Plated, H.D.G, Nickel, Chrome, PTFE.

Flexible Payment Terms: Accepts T/T, L/C, West Union, PayPal, and small-amount payments.

One-Stop Shopping Service: Provides fasteners, technical support, material reports, and free samples.

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: ≤1.75h

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 us?

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

Q:How is 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 will check availability or develop new models specifically for you.

Q:Can you strictly follow tolerances on drawings?

Yes, we can provide high precision parts and manufacture them exactly according to your drawings.

Q:How should I order and make payment?

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