Hunan Jia Shan Hardware Tech Co., Ltd.
                                                                                                           
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19 Years
Since 2007
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Carbon Steel B7 Phillips Drive Hex Socket Screws M4 M5 M6 Sizes with 3.6-12.9 Performance Grades and Rustproof Finish

Price Negotiable
Price: 0.05USD-0.15USD
MOQ: 10pcs
Delivery Time: 15days
Brand: JIA SHAN
Product Description
Product Overview

Customizable carbon steel screws with B7 Phillips drive hex socket design in M4, M5, and M6 sizes. These rustproof fasteners feature superior hardness and maintaining ability for exceptionally firm connections without requiring auxiliary processing.

Technical Specifications
Attribute Specification
Product Name Metal Screw
Standards DIN, ASME, ANSI, ISO
Materials Steel, Stainless Steel, Brass, Copper, Titanium Alloy, Plastic
Thread Sizes M4, M5, M6 (Various sizes available)
Measurement Systems INCH, Metric System
Certifications ISO9001:2008, ROHS
Finishes Polish, Passivation, Black, Galvanization, Chromate, Dacromet
Key Features & Performance
  • Self-drilling capability for direct installation without pre-drilling
  • Performance grades from 3.6 to 12.9 with higher numbers indicating superior performance
  • Grade 8.8 high-strength bolts feature precise lathe processing and smooth surfaces
  • Grade 4.8 bolts offer cost-effective solutions for tensile connections
  • Rustproof construction ensures long-term durability
  • Phillips drive hex socket design for secure fastening
Industrial Applications
Industry Application Examples
Automotive High-strength applications including engines, heavy-duty machinery, and bridge construction
Mechanical Connecting mechanical parts, circuit boards, engines, transmissions, and building structures
Energy Power generation equipment and transmission line fixtures
Architectural Building structures, shipbuilding, and petrochemical equipment
Material Properties
Material Characteristics
Aluminum Excellent thermal and electrical conductivity; requires careful processing
Titanium Requires EDM machining with deionized water for heat control
Steel High strength; generates significant heat during machining
Brass High tensile strength; requires slow cutting speeds
Product Images
Carbon Steel Screw Phillips Drive Hex Socket close-up view showing detailed construction
Carbon Steel Screw side profile displaying precise thread details
Carbon Steel Screw top view showing Phillips drive socket design
Carbon Steel Screw package display with multiple units arranged for shipping
Frequently Asked Questions
Are you a trading company or manufacturer?
We are factory and OEM services are available.
How long is your delivery time?
Generally 7-10 days for in-stock items, or 15-20 days for non-stock items depending on quantity.
Do you provide samples? Is it free or extra?
Yes, we offer samples free of charge but freight costs are not included.
What are your payment terms?
30% T/T in advance, balance before shipment or L/C.

Get in Touch

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

Company Hunan Jia Shan Hardware Tech Co., Ltd.
Location 1st Floor,Building 8 Phase II Factory Building,No.8 Lutian Road,Lugu Base,Lugu Street,Xiangjiang New Area,Hunan Province.Postal Code:410205
Contact Person Tan

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