Hex Socket Screw
Overview
High-Strength Hex Socket Bolts are durable industrial fasteners designed for mechanical equipment, machinery, and structural connections. Made from high-quality alloy steel, these hex socket bolts provide high strength, reliable fastening, excellent wear resistance, and stable performance under demanding mechanical loads. Available in M6 and other metric sizes, our hex socket bolts can be supplied in different materials, strength grades, surface treatments, and finishes to meet specific application requirements. Their compact hex socket head design allows convenient installation in limited spaces. Common applications include machinery assembly, industrial equipment, automation systems, jigs and fixtures, mechanical structures, equipment maintenance, and OEM manufacturing. Specifications can be selected according to size, material, strength grade, surface treatment, working environment, and applicable standards. As a China manufacturer and supplier of industrial fasteners, we provide OEM and bulk supply solutions for high-strength hex socket bolts, including M6 hex socket bolts, with flexible options for dimensions, materials, quantities, and packaging.
Get a Quote for This Product →Hex Socket Screw - Features
OEM Supply
Products can be manufactured according to drawings, samples, BOMs, and purchasing specifications, with reliable support for bulk supply.
Multiple Specifications
Available in various thread sizes, lengths, tolerances, and mounting dimensions to suit different equipment and structural requirements.
Multiple Materials
Steel, stainless steel, and other material options are available based on strength, corrosion resistance, and operating environment requirements.
High-Strength Connections
Available in different materials and strength grades to meet the connection and load requirements of various mechanical structures.
Hex Socket Screw - Specifications
| Supply Options | Bulk orders, OEM supply, and drawing-based customization |
|---|---|
| Packaging | Bulk, bags, boxes, or customized packaging |
| Applications | Industrial equipment, machinery manufacturing, automation systems, automotive applications, and equipment assembly |
| Customization | Custom sizes, materials, surface finishes, and packaging available |
| Installation | Used with internally threaded holes or nuts for mechanical fastening |
| Hex Socket Tolerance | According to the applicable product standard and drawing requirements |
| Thread Tolerance | Typically 6g for external threads; subject to the applicable standard |
| Dimensional Tolerances | According to the applicable product standard and drawing requirements |
| Thread Direction | Right-hand thread as standard; left-hand thread available upon request |
| Surface Finish | Black oxide, zinc plating, Dacromet coating, passivation, plain finish, and other finishes available |
| Property Classes | 8.8, 10.9, 12.9; stainless steel A2-70, A4-70 and other grades available upon request |
| Material | Carbon steel, alloy steel, stainless steel |
| Drive Type | Hex socket drive |
| Head Type | Cylindrical head |
| Thread Type | Fully threaded / partially threaded |
| Product Length | 4–300 mm commonly available, depending on thread size and product specification |
| Thread Sizes | M1.6–M64, subject to applicable standards and available specifications |
| Thread Standard | Metric coarse thread, ISO 261 / ISO 965 |
| Product Standard | DIN 912 / ISO 4762 |
Hex Socket Screw - Material & Finish
Material and surface finish directly determine a fastener's mechanical strength, corrosion resistance, and service life. We offer fasteners in carbon steel, alloy steel, stainless steel (304/316), copper, and aluminum alloy, paired with surface treatments such as black oxide, zinc plating, nickel plating, passivation, and Dacromet coating. This range meets diverse industry needs—machinery, automotive, construction, electronics, furniture—for strength, rust resistance, weather resistance, and appearance, with custom material and finish options available based on application requirements.
Available Surface Finishes
Black oxide, zinc plating (electroplating), hot-dip galvanizing, nickel plating, passivation, and other options.
Other Materials
Additional material options can be evaluated and confirmed based on product type and specific application requirements.
Custom Surface Treatments
Customized surface treatment processes are available based on customer drawings, industry standards, or specific environmental requirements.
Stainless Steel (304/316)
Suitable for humid, outdoor, or mildly corrosive environments, including food processing, chemical processing, and marine engineering applications.
Alloy Steel
Designed for industrial applications requiring high mechanical strength and reliable structural fastening performance, such as heavy machinery and automotive structural components.
Carbon Steel
Cost-effective with good mechanical strength, suitable for standard mechanical fastening applications where cost efficiency is important and corrosion risk is low.
Hex Socket Screw - Applications
Mechanical Equipment
For structural connections, equipment assembly, and maintenance replacement in mechanical equipment.
Industrial Manufacturing
For component assembly in industrial machinery, production equipment, and manufacturing systems.
OEM Projects
Continuous bulk supply available based on equipment drawings, BOM, or samples.
Automation Equipment
For structural connections in automation equipment, tooling fixtures, and mechanical modules.
Hex Socket Screw - Selection & Ordering
01 → Confirm Dimensions
Confirm the thread specification, length, installation dimensions, and fit requirements.
02 → Confirm Material
Select the appropriate material based on mechanical strength, temperature, humidity, and corrosion conditions.
03 → Confirm Performance
Determine the required strength grade or product performance according to the actual load and equipment requirements.
04 → Confirm Standards
Confirm applicable DIN, ISO, ANSI, ASTM, or other relevant standards based on the target market and equipment requirements.
05 → Confirm Surface Treatment
Select a suitable surface treatment according to corrosion protection, appearance, and operating environment requirements.
06 → Confirm Order Quantity
Provide the sample quantity, bulk order quantity, or estimated annual demand to facilitate pricing and supply planning.
Hex Socket Screw - Quality & Delivery
Incoming Material & First Article Inspection
Materials, critical dimensions, appearance, markings, and first-article products are inspected according to purchasing requirements.
Pre-Shipment Inspection
Product quantity, dimensions, appearance, specifications, and packaging integrity are checked according to order requirements before shipment.
Export Packaging
We can provide packaging solutions based on the shipping method and customer requirements, including rust prevention, moisture protection, cartons, pallets, and customized customer labels.
For Overseas Procurement
We support sample orders, small-batch purchases, bulk orders, and OEM projects. Product packaging, labeling, packing, and export documentation can be arranged according to customer requirements.
Suitable for Overseas Procurement
Supports sample orders, small-batch purchases, bulk orders, and OEM projects. Product packaging, labeling, cartoning, and export documentation can be arranged according to customer requirements.
Hex Socket Screw - FAQ
How can I get a quotation for this product?
Please provide the product specifications, quantity, material, surface treatment, packaging requirements, and destination country. If you have drawings or samples, please provide them as well so that we can confirm the most suitable supply solution and provide a more accurate quotation.
Can I purchase multiple industrial hardware products together?
Yes.Different industrial hardware products can be handled as one procurement project, including consolidated quotation, centralized purchasing, packaging, and export arrangements.
Do you support OEM or production according to drawings?
Yes.For non-standard products or special specifications, we can evaluate the supply solution based on engineering drawings, samples, BOMs, or target specifications.
What information is required for a quotation?
We recommend providing the product name, model, dimensions, material, property class, surface treatment, order quantity, packaging requirements, and destination country. Drawings or samples can also be provided if available.
Can I purchase samples before placing a bulk order?
Yes. Sample quantity, pricing, and lead time will be confirmed based on product specifications, stock availability, and customization requirements.
Can high strength hex socket bolts be customized according to drawings or samples?
Yes. We can evaluate manufacturability and supply options based on product drawings, samples, key dimensions, material, property class, surface treatment, and order quantity.