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10.9 grade flat head socket head cap screws, high strength countersunk head screws, flat cup bolts M3 M4 M5 M6 M8 M10 M12

10.9 grade flat head socket head cap screws, high strength countersunk head screws, flat cup bolts M3 M4 M5 M6 M8 M10 M12

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Overview of 10.9 Grade Flat Head Socket Cap Screws

DDY Supply offers 10.9 grade flat head socket cap screws designed for high-strength fastening applications in industrial settings. These countersunk head screws, including flat cup bolts ranging from M3 to M12 sizes, serve critical functions in mechanical assemblies, control panels, and automation systems. Manufactured from alloy steel, these fasteners provide reliable structural integrity for engineering projects and electrical installations.

As a trusted supplier, DDY Supply provides industrial electrical components to global distributors, EPC contractors, system integrators, and industrial buyers involved in complex machinery and infrastructure deployments.

Key Characteristics and Advantages

  • The 10.9 grade classification ensures elevated tensile strength suitable for demanding mechanical loads and vibration resistance.
  • Countersunk flat head design enables flush mounting in equipment housings and control enclosures, optimizing space and minimizing snag hazards.
  • Available in multiple metric sizes (M3 through M12), facilitating broad compatibility with standard industrial assemblies and retrofit projects.
  • Constructed from alloy steel, these screws maintain durability and corrosion resistance under harsh operational environments.
  • Hex socket drive facilitates precise torque application and reduces risk of cam-out during installation, improving assembly efficiency.

Technical Specifications

Brand DDY Supply
Product Model 10.9 Grade Flat Head Socket Cap Screws
Product Category High-Strength Fasteners
Material Alloy Steel
Grade 10.9
Head Type Countersunk Flat Head
Drive Type Hex Socket
Sizes M3, M4, M5, M6, M8, M10, M12

Industrial Use Cases

These fasteners are suited for integration within industrial automation equipment, machinery assemblies, and electrical distribution panels. Their robust design supports manufacturing equipment installations where secure and durable fastening is critical. They also find application in commercial building systems and infrastructure projects requiring reliable mechanical joining components compatible with electrical enclosures and control systems.

Frequently Asked Questions

Q: Where can I source DDY Supply 10.9 grade flat head socket cap screws from China?

A: DDY Supply serves as a reliable supplier of high-strength fasteners for distributors, EPC contractors, system integrators, and engineering firms worldwide.

Q: What industrial applications are appropriate for these flat head socket screws?

A: These screws are commonly employed in control panels, machinery assemblies, industrial automation equipment, and electrical distribution systems.

Q: Can DDY Supply provide the necessary components for large engineering projects?

A: Yes, DDY Supply specializes in supplying industrial electrical components, including high-strength fasteners, for complex international projects.

Product features

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Variant Variant total Quantity Price Variant total
Product Specifications: M3*5
Product Specifications: M3*5
$0.01/ea
$0.00
$0.01/ea $0.00
Product Specifications: M3*6
Product Specifications: M3*6
$0.01/ea
$0.00
$0.01/ea $0.00
Product Specifications: M3*8
Product Specifications: M3*8
$0.01/ea
$0.00
$0.01/ea $0.00
Product Specifications: M3*10
Product Specifications: M3*10
$0.01/ea
$0.00
$0.01/ea $0.00
Product Specifications: M3*12
Product Specifications: M3*12
$0.01/ea
$0.00
$0.01/ea $0.00
Product Specifications: M3*16
Product Specifications: M3*16
$0.01/ea
$0.00
$0.01/ea $0.00
Product Specifications: M3*20
Product Specifications: M3*20
$0.01/ea
$0.00
$0.01/ea $0.00
Product Specifications: M3*25
Product Specifications: M3*25
$0.02/ea
$0.00
$0.02/ea $0.00
Product Specifications: M3*30
Product Specifications: M3*30
$0.02/ea
$0.00
$0.02/ea $0.00
Product Specifications: M3*35
Product Specifications: M3*35
$0.02/ea
$0.00
$0.02/ea $0.00
Product Specifications: M3*40
Product Specifications: M3*40
$0.02/ea
$0.00
$0.02/ea $0.00
Product Specifications: M4*6
Product Specifications: M4*6
$0.01/ea
$0.00
$0.01/ea $0.00
Product Specifications: M4*8
Product Specifications: M4*8
$0.01/ea
$0.00
$0.01/ea $0.00
Product Specifications: M4*10
Product Specifications: M4*10
$0.01/ea
$0.00
$0.01/ea $0.00
Product Specifications: M4*12
Product Specifications: M4*12
$0.01/ea
$0.00
$0.01/ea $0.00
Product Specifications: M4*16
Product Specifications: M4*16
$0.01/ea
$0.00
$0.01/ea $0.00
Product Specifications: M4*20
Product Specifications: M4*20
$0.01/ea
$0.00
$0.01/ea $0.00
Product Specifications: M4*25
Product Specifications: M4*25
$0.02/ea
$0.00
$0.02/ea $0.00
Product Specifications: M4*30
Product Specifications: M4*30
$0.02/ea
$0.00
$0.02/ea $0.00
Product Specifications: M4*35
Product Specifications: M4*35
$0.02/ea
$0.00
$0.02/ea $0.00
Product Specifications: M4*40
Product Specifications: M4*40
$0.02/ea
$0.00
$0.02/ea $0.00
Product Specifications: M5*8
Product Specifications: M5*8
$0.01/ea
$0.00
$0.01/ea $0.00
Product Specifications: M5*10
Product Specifications: M5*10
$0.01/ea
$0.00
$0.01/ea $0.00
Product Specifications: M5*12
Product Specifications: M5*12
$0.01/ea
$0.00
$0.01/ea $0.00
Product Specifications: M5*16
Product Specifications: M5*16
$0.01/ea
$0.00
$0.01/ea $0.00
Product Specifications: M5*20
Product Specifications: M5*20
$0.02/ea
$0.00
$0.02/ea $0.00
Product Specifications: M5*25
Product Specifications: M5*25
$0.02/ea
$0.00
$0.02/ea $0.00
Product Specifications: M5*30
Product Specifications: M5*30
$0.02/ea
$0.00
$0.02/ea $0.00
Product Specifications: M5*35
Product Specifications: M5*35
$0.03/ea
$0.00
$0.03/ea $0.00
Product Specifications: M5*40
Product Specifications: M5*40
$0.03/ea
$0.00
$0.03/ea $0.00
Product Specifications: M5*45
Product Specifications: M5*45
$0.03/ea
$0.00
$0.03/ea $0.00
Product Specifications: M5*50
Product Specifications: M5*50
$0.04/ea
$0.00
$0.04/ea $0.00
Product Specifications: M6*8
Product Specifications: M6*8
$0.01/ea
$0.00
$0.01/ea $0.00
Product Specifications: M6*10
Product Specifications: M6*10
$0.01/ea
$0.00
$0.01/ea $0.00
Product Specifications: M6*12
Product Specifications: M6*12
$0.01/ea
$0.00
$0.01/ea $0.00
Product Specifications: M6*16
Product Specifications: M6*16
$0.02/ea
$0.00
$0.02/ea $0.00
Product Specifications: M6*20
Product Specifications: M6*20
$0.02/ea
$0.00
$0.02/ea $0.00
Product Specifications: M6*25
Product Specifications: M6*25
$0.02/ea
$0.00
$0.02/ea $0.00
Product Specifications: M6*30
Product Specifications: M6*30
$0.02/ea
$0.00
$0.02/ea $0.00
Product Specifications: M6*35
Product Specifications: M6*35
$0.03/ea
$0.00
$0.03/ea $0.00
Product Specifications: M6*40
Product Specifications: M6*40
$0.03/ea
$0.00
$0.03/ea $0.00
Product Specifications: M6*45
Product Specifications: M6*45
$0.04/ea
$0.00
$0.04/ea $0.00
Product Specifications: M6*50
Product Specifications: M6*50
$0.05/ea
$0.00
$0.05/ea $0.00
Product Specifications: M6*55
Product Specifications: M6*55
$0.07/ea
$0.00
$0.07/ea $0.00
Product Specifications: M6*60
Product Specifications: M6*60
$0.08/ea
$0.00
$0.08/ea $0.00
Product Specifications: M8*10
Product Specifications: M8*10
$0.03/ea
$0.00
$0.03/ea $0.00
Product Specifications: M8*12
Product Specifications: M8*12
$0.03/ea
$0.00
$0.03/ea $0.00
Product Specifications: M8*16
Product Specifications: M8*16
$0.03/ea
$0.00
$0.03/ea $0.00
Product Specifications: M8*20
Product Specifications: M8*20
$0.04/ea
$0.00
$0.04/ea $0.00
Product Specifications: M8*25
Product Specifications: M8*25
$0.04/ea
$0.00
$0.04/ea $0.00
Product Specifications: M8*30
Product Specifications: M8*30
$0.05/ea
$0.00
$0.05/ea $0.00
Product Specifications: M8*35
Product Specifications: M8*35
$0.05/ea
$0.00
$0.05/ea $0.00
Product Specifications: M8*40
Product Specifications: M8*40
$0.06/ea
$0.00
$0.06/ea $0.00
Product Specifications: M8*45
Product Specifications: M8*45
$0.07/ea
$0.00
$0.07/ea $0.00
Product Specifications: M8*50
Product Specifications: M8*50
$0.08/ea
$0.00
$0.08/ea $0.00
Product Specifications: M8*55
Product Specifications: M8*55
$0.10/ea
$0.00
$0.10/ea $0.00
Product Specifications: M8*60
Product Specifications: M8*60
$0.11/ea
$0.00
$0.11/ea $0.00
Product Specifications: M10*16
Product Specifications: M10*16
$0.05/ea
$0.00
$0.05/ea $0.00
Product Specifications: M10*20
Product Specifications: M10*20
$0.06/ea
$0.00
$0.06/ea $0.00
Product Specifications: M10*25
Product Specifications: M10*25
$0.07/ea
$0.00
$0.07/ea $0.00
Product Specifications: M10*30
Product Specifications: M10*30
$0.08/ea
$0.00
$0.08/ea $0.00
Product Specifications: M10*35
Product Specifications: M10*35
$0.09/ea
$0.00
$0.09/ea $0.00
Product Specifications: M10*40
Product Specifications: M10*40
$0.10/ea
$0.00
$0.10/ea $0.00
Product Specifications: M10*45
Product Specifications: M10*45
$0.11/ea
$0.00
$0.11/ea $0.00
Product Specifications: M10*50
Product Specifications: M10*50
$0.13/ea
$0.00
$0.13/ea $0.00
Product Specifications: M10*55
Product Specifications: M10*55
$0.20/ea
$0.00
$0.20/ea $0.00
Product Specifications: M10*60
Product Specifications: M10*60
$0.24/ea
$0.00
$0.24/ea $0.00
Product Specifications: M12*20
Product Specifications: M12*20
$0.10/ea
$0.00
$0.10/ea $0.00
Product Specifications: M12*25
Product Specifications: M12*25
$0.12/ea
$0.00
$0.12/ea $0.00
Product Specifications: M12*30
Product Specifications: M12*30
$0.15/ea
$0.00
$0.15/ea $0.00
Product Specifications: M12*35
Product Specifications: M12*35
$0.17/ea
$0.00
$0.17/ea $0.00
Product Specifications: M12*40
Product Specifications: M12*40
$0.18/ea
$0.00
$0.18/ea $0.00
Product Specifications: M12*45
Product Specifications: M12*45
$0.20/ea
$0.00
$0.20/ea $0.00
Product Specifications: M12*50
Product Specifications: M12*50
$0.24/ea
$0.00
$0.24/ea $0.00
Product Specifications: M12*55
Product Specifications: M12*55
$0.29/ea
$0.00
$0.29/ea $0.00
Product Specifications: M12*60
Product Specifications: M12*60
$0.32/ea
$0.00
$0.32/ea $0.00

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