What is your delivery time?

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

How to custom-made (OEM/ODM)?

If you have a new product drawing or sample, please send it to us. We can custom-make the hardware as required and provide professional advice to maximize design performance.

Which mode of transport would be better?

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

Large Pitch Self-Tapping Heavy Duty Wooden Structure Coach Bolt

Name: Large Pitch Self-Tapping Heavy Duty Wooden Structure Coach Bolt
Brand: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
SKU: 2312342905

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

Hex Bolt

Model NO.

HYSLLSS0083

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, ANSI, GB, JIS

Grade

8.8

Customized

Yes

Drawing

Yes

Application

Machinery, Chemical Industry, Environmental

Process

Cold Forging, CNC Machining, Thread Cutting

Product Type

8.8 Grade Stainless Steel Hex Bolt

Service

Free Samples, OEM & ODM Supported

Material Grade

8.8 Stainless Steel

Surface Treatment

Polishing, Plain, Galvanized, HDG

Key Features

Standard Hex Drive, High Tensile Strength

Tolerance Grade

Standard Metric Thread Tolerance

Quality Control

100% Pre-Shipment Inspection, Mtr, RoHS

Transport Package

Bulk, Small Box, Plastic Box, Carton+Pallet

Specification

M5-M20 Custom Length

Trademark

HYS

Origin

China

HS Code

7318160000

Production Capacity

100ton/Month

Key features

8.8 Grade Stainless Steel: High tensile strength and corrosion resistance for heavy-duty applications.

Large Pitch Self-Tapping Thread: Designed for superior gripping force and secure connection in wooden structures.

Multi-Standard Compliance: Meets DIN, ANSI, GB, and JIS international industrial standards.

Full Customization Support: Accepts customer drawings and samples for OEM/ODM custom manufacturing.

100% Pre-Shipment Inspection: Strict quality control with complete MTR material test reports provided.

Versatile Surface Treatments: Available in Polishing, Plain, Galvanized, and HDG options.

Free Sample Service: Free test samples available for evaluation before bulk orders.

Wide Application Range: Suitable for machinery, chemical industry, environmental projects, and timber construction.

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: ≤1.90h

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 in supplying quality fasteners while minimizing costs. Our vision is to build successful relations with partners, and our mission focuses on professional customer service and technological innovation. We offer reasonable quality and price, market sales suggestions, and welcome your ideas.

Q:How is quality ensured?

All processes strictly adhere to ISO9001:2008 procedures. We maintain strict quality control from production to delivery, supported by strong technology and experienced managers familiar with modern management concepts.

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

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

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

Yes, we can 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 is required with the order. For production, 30% is paid as a deposit before arrangement, and the balance is paid before shipment.