What is your delivery time?

Standard parts take 7-15 days. Non-standard parts take 15-25 days. We ensure delivery as soon as possible while guaranteeing quality.

How to custom-made (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 would be better?

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

High Quality Stainless Steel DIN931 DIN933 Hexagon Head Bolts with Matching Nuts

Name: High Quality Stainless Steel DIN931 DIN933 Hexagon Head Bolts with Matching Nuts
Brand: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
SKU: 2300286435

Jiangsu, ChinaKunshan Hongyongsheng Precision Hardware Products Co., Ltd.

US$0.01-0.10

10,000 Pieces

Sample price:US$0.01/piece.Request sample

Product profile

Customization

Available

Material

Stainless Steel

Type

Hexagon Head

Model NO.

Hyslss0001

Groove

None / No Slot

Connection

Standard Common Bolt Assembly Connection

Head Style

Hexagonal

Standard

DIN, GB, ANSI, BSW, JIS, GOST, ISO

Grade

A2-70, A4-80, 4.8, 8.8, 10.9, 12.9

Customized

Yes

Drawing

Yes

Application

CNC Machine Tools, Machinery, Building, Structural

Process

CNC Turning + Mirror Polishing / Cold Forging

Service

We Support OEM and ODM / Free Samples Available

Thread Specification

Custom Full Metric Thread (M, Unc, Unf)

Surface Treatment

Plain Mirror Polished / Polishing / Black Oxide /

Tolerance Grade

ISO 2768 Standard Tolerance

Corrosion Resistance

A2/A4 Stainless Steel with Anti-Rust

Knurl Specification

N/a

Key Features

Slotless Smooth Dome Cap / Hexagonal Head

Transport Package

Polybag+Export Strong Carton

Specification

Custom size M4-M20 / M3-M100 / M4-M64

Trademark

HYS

Origin

China

HS Code

7318160000

Production Capacity

100ton/Month

Key features

Premium Material Options: SS304 (A2-70) & SS316 (A4-80) stainless steel with optional carbon/alloy steel.

Customizable Dimensions: Standard M4-M20 with custom thread length, pitch, and bolt length per drawings.

OEM & ODM Support: Full customization service accepting customer CAD drawings and physical samples.

High Precision Tolerance: ISO 2768 standard with tight precision tolerances available on request.

Diverse Surface Finishes: Mirror polish, zinc plating, black oxide, and hot-dip galvanized options.

Slotless Design: Smooth dome cap head avoids dust buildup for tidy equipment assembly.

Wide Standard Compliance: Supports DIN, GB, ANSI, BSW, JIS, GOST, ISO, and custom non-standard sizes.

Fast Production Capacity: 20 tons weekly capacity with 5-30 working days lead time after confirmation.

Company profile

Importers and ExportersHigh Repeat Buyers Choice

Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 10 years CertifiedNearest Port: ShanghaiAverage Response Time: ≤1.38h

AI-Powered supplier vetting

SummaryKunshan Hongyongsheng Precision Hardware Products Co., Ltd. is a China-based factory established in 2016, with 25 employees and a business scope covering automotive parts, mechanical components, furniture parts, plastic products, metal materials, and mechanical equipment. It offers extensive customization and ODM services, reports new product development within the past year, and provides OEM services to well-known brands. Production-related evidence includes CNC and machining equipment, five quality inspectors, standardized finished-product inspection instructions, and peak/off-season lead times within 15 working days. Service procedures cover supplier assessment, corrective and preventive actions, and customer complaints, although overseas service infrastructure is absent. An SGS audit report is identified, but the provided data does not state a certification or a positive audit result. Financial information is present only as year labels, so financial strength cannot be assessed. Customer and brand...

Supplier typeThe supplier is identified as a factory and a limited company located in Kunshan, Suzhou, Jiangsu, China. It was established on March 10, 2016, and has 25 employees, indicating a relatively small manufacturing enterprise.

After-Sales capabilityThe supplier has written procedures and records for customer complaint handling, corrective and preventive actions, and service-capability assessment. However, it has no overseas warehouses, showrooms, agents or branches, has not participated in offline trade shows, and reports zero countries with overseas services.

R&D capabilityThe supplier reports that it had new products within the past year and provides ODM services. It does not have an available SDK, but SDK availability is not sufficient by itself to negate the stated product-development capability.

Production capacityThe supplier operates as a manufacturing factory covering automotive, mechanical, furniture, plastic, and related products. It lists CNC lathe, machining center, and screening-machine capabilities, employs five quality inspectors, follows standardized finished-product inspection instructions, and reports lead times within 15 working days in both peak and off-season.

Customization capabilityBoth the R&D and design-capability records identify customization from samples, customization from designs, full customization, minor customization, and flexible customization. The supplier also reports ODM availability, providing explicit evidence of broad customization support.

Product Q&A

Q:Why choose us?

We provide first-class services, minimize costs, and offer reasonable quality and price. We also provide market sales suggestions and aim to be your reliable partner.

Q:How is quality ensured?

All processes strictly adhere to ISO9001:2008 procedures with strict quality control from production to delivery. We have strong technology support and experienced management.

Q:If you cannot find the product you need on our website, what should I do?

You can send pictures, photos, or drawings via email for us to check. Alternatively, send samples by DHL/TNT, and we will develop a new model specifically for you.

Q:Can you strictly follow the tolerance on the drawing and meet high precision?

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

Q:How should I order and make payment?

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