Hex Socket Head Cap Screw with Grade 12.9 Black

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Product Description

Basic Info

Model NO.CC-314A
GrooveSpecial Shape
ConnectionCommon Bolt
Head StyleRound
StandardDIN, GB, ANSI, JIS
Grade8.8
MaterialCarbon Steel
Diameter8 mm
SystemISO 9001, ISO 14001
Length3~110 mm
Capacity800 Tons / Month
HS Code7318150000
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Product Description

Carbon steel 4.8/8.8/10.9 M2.5 galvanized customized double rod fastener knurled bamboo screw.

Screws are essential fasteners used in various industries. Mechanical screws feature uniform pitch and are generally used to fasten metal and machine parts, while specialized bamboo-style screws offer unique grip properties for specific industrial applications.

Technical Specification

AttributeDetailsAttributeDetails
CategoryNon-standard screwsHead typeCheese head
Slot TypeNOScrew diameter8 mm
Screw length3~110 mm AvailableMode of actionHand twist
Thread sizeM8Thread Tolerance6G
Material GradeCarbon Steel 45HProduct GradeClass A
Surface treatmentGalvanizedCustomizationYes

Application Range

  • ✅ Metal curtain walls & indoor installations
  • ✅ Automotive engines & heavy machinery
  • ✅ Aerospace & chemical industry
  • ✅ Electronics & electrical appliances
  • ✅ Furniture & home appliances
  • ✅ Shipbuilding & refrigeration equipment
  • ✅ Garden machinery & petrochemical
  • ✅ Sports equipment & motorcycles
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Detailed Photos

Fastener Detail 1
Fastener Detail 2
Fastener Detail 3
Fastener Detail 4
Fastener Detail 5
Fastener Detail 6
Fastener Detail 7
Fastener Detail 8
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Company Profile & Factory

We possess a strong production capacity, specializing in professional fasteners and fittings. Our products meet international quality systems such as ANSI and BS. We provide high-quality fasteners for construction steel, automotive, machinery, energy, furniture, railway, and more.

Throughout the production process, professional engineers monitor quality to guarantee excellence. We are committed to continuous improvement and innovation, working closely with partners to provide competitive prices and the best service to every customer.

Production Facility

Factory Corner

Factory Overview
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Packaging & Shipping

Packaging 1
Packaging 2
Packaging 3

🚢 Ocean Shipping

  • North/South America: ~40 working days
  • Eastern Europe: 30-40 working days
  • Southeast Asia: 20-30 working days
  • Africa: 35-45 working days

✈️ Air Transport

Global delivery typically within 7-10 business days.

Packaging: Boxes, cartons, or plastic bags as per customer requirement.

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International Standards

ITEM DIN-STANDARD ISO-STANDARD GB-STANDARD DESCRIPTION
1DIN1ISO2339GB117Taper pins
2DIN7ISO2338GB119-86Parallel pins
3DIN84ISO1207GB65-85Slotted cheese head screws
4DIN85ISO1580GB67-85Slotted pan head screws
10DIN125-AISO708GB97.1-85Plain washers
92DIN912ISO4762GB70-85Hexagon socket cap screws
104DIN931ISO4014GB5782-86Hexagon head screws
105DIN933ISO4017GB5783-86Hexagon head screws (full thread)
124DIN975-GB15389-94Threaded rods

* Note: The table above displays a subset of supported standards. We support over 200+ specific DIN/ISO/GB variations.

Frequently Asked Questions

What is your core product range?
Our range includes screws, nuts, knobs, bolts, washers, rivets, anchors, and CNC precision parts. We adhere to GB, ISO, DIN, JIS, AISI, NFE, and BSW standards.
Do you provide customized or non-standard fasteners?
Yes, we specialize in OEM/ODM services and can manufacture non-standard products based on your specific technical drawings and requirements.
What are your production and management advantages?
With 9 years of experience, we provide end-to-end solutions in production design, process optimization, professional packaging, and reliable after-sales service.
What is your monthly production capacity?
Our facility has a robust production capacity of approximately 800 tons per month, ensuring timely delivery for large-scale industrial orders.
In which industries are your products most commonly used?
Our fasteners are widely used in machine assembly, electronics, construction engineering, furniture manufacturing, and the automotive industry.
What quality management systems do you follow?
We are certified under ISO 9001 and ISO 14001, ensuring that our manufacturing processes meet international quality and environmental standards.

Our Advantages

  • ✅ Well-trained and experienced professional staff
  • ✅ Short lead times for production and delivery
  • ✅ Full compliance with international standards
  • ✅ OEM/ODM and fully customized services
  • ✅ Small order quantities accepted
  • ✅ Designed in accordance with specific client requests
  • ✅ Packaging customized to your logistical needs

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