Lock Technology(shenzhen)Co., LTD.
                                                                                                           
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19 Years
Since 2007
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Carbon Steel Pan Head Hex Bolt M3-M18 Black Zinc 4.8 Grade Industrial Fasteners

Price Negotiable
Price: USD0.3 - USD 0.004 Each piece
MOQ: 1000pcs
Delivery Time: 5-8 work days
Brand: Lock tech
Product Description
Product Overview

High-performance carbon steel fasteners with internal hexagonal pin shaft design, featuring black zinc surface treatment for enhanced corrosion resistance. These versatile components serve multiple functions including locking screw, pin shaft, and letter nail applications.

Key Features
  • Dual-function pin shaft design acts as both locking screw and pin shaft
  • Internal thread configuration suitable for letter nail applications
  • Tail cutting with limited position functionality
  • Black zinc coating for superior corrosion protection
  • Available in sizes from M3 to M18 with 4.8 grade hardness
Internal Hexagonal Pin Shaft Bolt technical illustration showing design and dimensions
Internal Hexagonal Pin Shaft Bolt size chart with detailed measurements
Technical Specifications
Parameter Specifications
Available Sizes M3 to M18 (metric system)
Length Range 1mm to 200mm
Material Options Carbon Steel: C1008, C1018, C1022, 10B21
Stainless Steel: SUS201, SS303, SS304, SS316, SS410, SS430
Other Materials: Alloy Steel, Brass, Aluminum, Copper
Custom materials available upon request
Hardness Grades Carbon Steel: 4.8 to 12.9 grade
Stainless Steel: A2-70, A4-70, A4-80, A5-80
Custom hardness available
Surface Treatments Zinc, Plain, Polish, Black Oxide, Cadmium Plated, Zinc-aluminum Coated, Chrome Plated, Silver Plated, Anodized, or custom
Head Types Countersunk, Flat, Phillips, Pan, Truss, Round, Oval, HEX, Cheese, Cap, Binding
Standards DIN, ISO, ANSI, GB
Production & Ordering Information
Quantity Range (pieces) Production Lead Time (days)
1 - 10,000 10
10,001 - 50,000 15
50,001 - 100,000 20
> 100,000 To be negotiated

Minimum Order Quantity: 1000 pieces
Payment Terms: T/T
Brand: Lock Tech
Origin: Guangdong, China

Customization & Support
Can you provide customized services?
Yes, we accept OEM/ODM services. With 20+ years experience in custom non-standard screws, we can provide product drawings based on your requirements if you don't have them.
Can you supply samples?
Yes, we provide samples for existing tooling. For new tooling, tooling cost applies and shipping costs are customer's responsibility.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Lock Technology(shenzhen)Co., LTD.
Location B1106,GenZon Times Square Longcheng Road,LongGang Distric,Shenzhen City Guangdong
Contact Person Don

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