10.9 Grade Black Counter Hex Socket Flat Head Unc Thread Allen Bolt M6-M24 High Tensile Hexagonal Carbon Steel Cap Screw

Name: 10.9 Grade Black Counter Hex Socket Flat Head Unc Thread Allen Bolt M6-M24 High Tensile Hexagonal Carbon Steel Cap Screw
Brand: Zhongshan East Area Lifeng Hardware Household Electric Appliance Factory
SKU: 2151473202

Guangdong, ChinaZhongshan East Area Lifeng Hardware Household Electric Appliance Factory

US$0.03

10,000-49,999 Pieces

US$0.02

50,000+ Pieces

Sample price:US$0.10/piece.Request sample

Product profile

Customization

Available

Material

Carbon Steel

Type

Hexagon Head

Model NO.

Black Hex Socket Head Screw

Groove

Hexagon

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, GB, ANSI, BSW, JIS, GOST

Grade

10.9

Transport Package

Paper Box

Specification

M6, M8, M10, M12, M14, M16, M18, , M20

Trademark

Lifeng

Origin

China

HS Code

731815909

Production Capacity

1000 Tons/Month

Key features

High Tensile Grade 10.9: Manufactured from high tensile carbon steel with grade 10.9 strength.

Multiple Surface Finishes: Available in Nickel Plated, Black Nickel Plated, and White Zinc Plated.

Wide Size Range: Diameter options from M6 to M24 and lengths from 16mm to 150mm.

Custom Dimensions Available: Diameter and length can be customized according to customer requirements.

Multiple Standard Compliance: Meets ISO, JIS, GB, ANSI, BSW, DIN, and GOST standards.

Comprehensive Heat Treatment: Processes include tempering, hardening, spheroidizing, and stress relieving.

OEM and ODM Services: Professional manufacturer offering full and flexible customization services.

Strict Quality Control: Professional QC team inspects every item from production to packaging.

Company profile

High Repeat Buyers ChoiceOEM ServicesQuality AssuranceR&D Capabilities

Zhongshan East Area Lifeng Hardware Household Electric Appliance Factory

Guangdong, 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: 0 year CertifiedNearest Port: Shenzhen portAverage Response Time: ≤2.01h

AI-Powered supplier vetting

SummaryZhongshan Lifeng Hardware Manufacturing Co., Ltd. is identified as a professional fastener manufacturer and technical supplier with in-house R&D, production, testing, and customization capabilities. It offers sample-based, design-based, full, minor, and flexible customization, supported by solution design, prototyping, and mass production services. Manufacturing equipment includes cold heading, thread rolling, drilling, turning, grinding, and screw selection machines. Quality assurance is stated, but finished-product inspection is described as random or performed by packing staff, with one QA/QC inspector. The supplier reports no 3D software design, SDK, written service procedures, complaint-handling procedures, corrective-action records, approved supplier list, environmental impact assessment, or regular fire drills. Export-related capability is indicated by a stated 90% export-sales share, although the export-start field is recorded as 0 year. No certifications or customer cases are provided.

Supplier typeThe supplier is explicitly described as a professional technical supplier and as a modern enterprise specializing in fastener R&D, production, sales, and service. Its company type is recorded as “Combined,” supporting classification as a manufacturing and service-oriented supplier.

After-Sales capabilityThe supplier describes end-to-end services including solution design, prototyping, and mass production, and accepts defined service terms and payment terms. However, it has no written service procedures or records for complaint handling, corrective and preventive actions, or supplier-service assessment, which indicates a documented after-sales management deficiency.

R&D capabilityThe supplier is identified as having professional technical R&D capability and states that technological innovation, process optimization, product precision, and durability are priorities. It also provides solution design and prototyping, although it does not provide 3D software design services.

Production capacityThe supplier reports mass-production capability and operates equipment including cold heading, thread rolling, drilling, lathes, grinders, and screw selection machines. It also states peak- and off-season lead times within 15 working days, but the annual productivity entry is incomplete, so capacity volume cannot be fully assessed.

Customization capabilityCustomization is explicitly available from samples and designs, including full, minor, and flexible customization. The supplier also describes customized fastening solutions and supports solution design, sample prototyping, and mass production.

Product Q&A

Q:Are you a manufacturer or trading company?

We are professional manufacturer with 9 years experience. We accept OEM, ODM as your needs and assure the competitive price and quality for you.

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

Yes, we can provide free samples for the items in stock, you only need to pay the shipping fee. Custom projects require a partial deposit, which can be deducted in the official order.

Q:How does your factory do regarding quality control?

We have professional QC team to inspect each items from the links of production to package.

Q:What's your delivery time?

Products that are in stock are usually 2-5 days after payment, and custom items are usually 10-15 days after payment.

Q:What is your terms of payment?

T/T 30% as deposit, and 70% balance before delivery.