What payment terms do you accept?

We accept LC (Letter of Credit) and T/T (Telegraphic Transfer) as payment terms.

What is the specification range for these screws?

Specifications range from M1.2 to M30, covering various sizes and head styles.

Special Round and Square Step Screw for Automobile Fastener

Name: Special Round and Square Step Screw for Automobile Fastener
Brand: Shanghai Kinsom Precision Hardware Co., Ltd.
SKU: 713609905

Shanghai, ChinaShanghai Kinsom Precision Hardware Co., Ltd.

US$0.10-1.00

10,000 Pieces

Sample price:US$80.00/bag.Request sample

Product profile

Customization

Available

Material

Carbon Steel

Type

Square Head

Model NO.

special screw 01

Groove

Special Shape

Connection

Common Bolt

Head Style

Round

Standard

DIN, GB, ANSI, BSW, JIS, GOST, Non-Standard and All Kinds of Standard

Grade

4.8-12.9

Service

Custom Fasteners

Custom

Size Material Finish

Certificate

RoHS Gp Test Report

Transport Package

Standard Packing

Specification

M2-M30

Trademark

kinsom fasteners

Origin

Shanghai China

HS Code

7318110000

Production Capacity

10000000PCS/Week

Key features

Custom Fastener Service: Supports customization of size, material, and finish based on customer drawings and samples.

Wide Material Selection: Available in stainless steel, carbon steel, brass, alloy, aluminum, and high-strength steel.

Multiple Standard Compliance: Meets DIN, GB, ANSI, BSW, JIS, GOST, ISO, and BS standards, plus non-standard options.

High Quality Certifications: Factory certified with ISO 9001:2015, IATF 16949:2016, SGS, ELV, RoHS, and IMDS.

Comprehensive Testing: Includes proof load, torsional strength, hardness, and salt spray tests with calibrated tools.

OEM and ODM Support: Provides OEM/ODM services with precision metal parts and second processing capabilities.

Extensive Application Scope: Suitable for automotive, electronics, tools, fitness equipment, and construction industries.

Experienced Manufacturing: Over 20 years of experience in forging and machining processes for competitive solutions.

Company profile

Quality Assurance100% Finished Products InspectionQA/QC InspectorsFull Customization

Shanghai Kinsom Precision Hardware Co., Ltd.

Shanghai, China

Business Type: Manufacturer/Factory, Trading Company, Group Corporation CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc.Export Year: 2014-02-18 CertifiedNearest Port: Shanghai PortAverage Response Time: ≤24h

AI-Powered supplier vetting

SummaryThe supplier is a manufacturing-oriented fastener and precision-machining supplier rather than a professional technical or 3D software design provider. It offers broad customization, including sample-based, design-based, full, minor, and flexible customization, and operates more than 10 production lines with multiple machining and forming machines. Finished-product inspection instructions are uniformly followed, with quality assurance and raw-material traceability identified. However, the supplier has no written procedures or records for supplier-service assessment, corrective and preventive actions, or customer complaint handling. It has no overseas agents, branches, warehouse, showroom, or offline trade-show participation. Financial records are indicated for 2022–2024, but no assessable financial results are provided. Innovation evidence is limited: no new products were reported in the past year, although ODM services are available. No certification or customer-case evidence is provided.

After-Sales capabilityThe supplier has in-stock service capacity and states that quality assurance and raw-material traceability are in place. However, it has no written procedures or records for corrective and preventive actions or effective customer-complaint handling, and it has no overseas agents, branches, warehouse, or showroom, limiting documented after-sales support infrastructure.

R&D capabilityThe supplier reports no new products during the past year, no SDK availability, and no professional technical-supplier or 3D software-design capability. It does provide ODM services and has one year of total R&D engineer experience reported, but the overall evidence does not demonstrate strong ongoing innovation capacity.

Production capacityThe supplier operates more than 10 production lines and lists diverse forming, machining, drilling, grinding, and cutting equipment for nails, screws, bolts, and CNC parts. It reports in-stock capacity, one-month average lead times in both peak and off-season periods, uniformly followed finished-product inspection instructions, and 11 years of export experience. However, it lacks a valid manufacturing-capacity contract with associated subcontractors, so the evidence supports substantial production capability but not fully controlled outsourced capacity.

Customization capabilityThe supplier explicitly offers customization from samples, customization from customer designs, full customization, minor customization, and flexible customization. ODM service is also available, providing direct evidence of broad product customization capability despite the absence of 3D software design services.