What should we do if we do not have drawings?

Please send your sample to our factory for copying, or provide pictures/drafts with dimensions. We will create CAD/3D files upon order placement.

Will my drawings be safe after sending to you?

Yes, we can sign an NDA before receiving your drawings and will not release them to third parties without your permission.

How can I track production progress without visiting?

We provide a detailed production schedule and send weekly reports with digital pictures and videos showing machining progress.

How to enjoy OEM services?

Based on your design drawings or original samples, we provide technical proposals and quotations. After agreement, we proceed with production.

High Performance Self-Locking Screws with Nylon Patch for Anti-Loosening in Automotive and Railway Systems

Name: High Performance Self-Locking Screws with Nylon Patch for Anti-Loosening in Automotive and Railway Systems
Brand: Dongguan Hongxia Precision Machinery Co., Ltd.
SKU: 2205342595

Guangdong, ChinaDongguan Hongxia Precision Machinery Co., Ltd.

US$0.10-1.00

1 Piece

Sample price:US$6.00/piece.Request sample

Product profile

Customization

Available

Material

Stainless Steel

Type

Round Head

Model NO.

SP1002

Groove

Cross

Connection

Common Bolt

Head Style

Round

Standard

DIN, GB, BSW, JIS, GOST

Grade

8.8

Transport Package

Standard

Specification

Customized

Trademark

Customized

Origin

Guangdong, China

HS Code

84799090

Key features

100% Pre-Shipment Inspection: Every product undergoes rigorous visual and functional inspection before shipping.

High Precision Tolerance: Achieves tight tolerances ranging from +/-0.01mm to +/-0.005mm for precision parts.

Comprehensive Surface Treatment: Offers anodizing, plating, powder coating, passivation, and laser etching options.

Flexible Customization: Supports full customization from samples, designs, or minor adjustments via OEM/ODM.

Advanced Testing Equipment: Utilizes CMM, hardness testers, and projectors to ensure quality and accuracy.

Fast Sample Delivery: Samples typically ready within 3-7 days depending on part geometry complexity.

Secure NDA Protection: Signs Non-Disclosure Agreements to protect customer drawings and intellectual property.

ISO9001 Certified Quality: Manufacturing process certified under ISO9001:2015 with dedicated QA/QC inspectors.

Company profile

Quality AssuranceRaw-Materials TraceabilityR&D CapabilitiesManagement Certification

Dongguan Hongxia Precision Machinery Co., Ltd.

Guangdong, 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.Export Year: 2019-05-02 CertifiedNearest Port: Shenzhen Port, Guangzhou PortAverage Response Time: ≤1.31h

AI-Powered supplier vetting

SummaryThe supplier is a Dongguan-based manufacturing factory engaged in R&D, production, processing, and sales of precision machinery, automation equipment, hardware, metal products, molds, steel, and auto parts. It holds an ISO9001:2015 certificate and states that quality assurance is present. The supplier offers 3D software design, ODM, OEM, and multiple customization modes. However, it has only one R&D engineer, reported no new products in the past year, and has no available SDK. Service-management documentation is weak: there are no written procedures or records for supplier-service assessment, corrective actions, or complaint handling. It has no overseas warehouse, showroom, agents, or branches, and has not participated in offline trade shows. No cooperation with Fortune 500 companies is reported.

Supplier typeThe supplier identifies as a professional technical supplier and factory located in Dongguan. Its stated scope covers R&D, production, processing, and sales of precision machinery, automation equipment, hardware, metal products, molds, steel, and auto parts, indicating a manufacturing-oriented supplier rather than a purely trading company.

CertificationsThe supplier holds an ISO9001:2015 certificate and reports quality assurance in its quality-control processes. However, it does not have a factory environmental impact assessment report, so the evidence supports quality-system certification but not comprehensive sustainability certification.

After-Sales capabilityThe supplier supports multiple customization-related services, but it has no written procedures or records for effective supplier-service assessment, corrective and preventive actions, or customer complaint handling. It also lacks overseas warehouses, showrooms, agents, and branches, limiting documented after-sales infrastructure, especially internationally.

Production capacityThe supplier is identified as a factory with a broad manufacturing scope covering precision machinery, automation equipment, hardware, metal products, molds, steel, and auto parts. ISO9001:2015 certification and stated quality assurance support production capability, although the absence of documented service and corrective-action procedures indicates process-management limitations.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also provides 3D software design and ODM services, directly supporting a broad customization offering.

Product Q&A

Q:Are you a trading company or manufacturer?

We are a direct factory with experienced engineers, employees, and a well-organized workshop.

Q:What is your delivery time?

Generally 5-10 days if goods are in stock, or 15-20 days if not in stock, depending on quantity. Sample delivery is 3-7 days, while mass production takes 7-45 days based on quantity and complexity.

Q:Do you provide samples? Is it free or extra?

Yes, the sample fee depends on the product geometry, and the fee will be returned to your bulk order.

Q:What are your terms of payment?

For payments <=1000USD, 100% in advance. For payments >=1000USD, 30% T/T in advance with the balance paid before shipment.

Q:What information do you need for a quote?

Please provide 2D drawings (PDF/DWG) and 3D drawings (STEP/IGES/XT), along with requirements like surface treatment and quantity.