From our workshop to your warehouse, I offer Hexagon Socket Flat Head Shoulder Machine Screws built for precision assemblies. As an Exporter, we serve international buyers who demand reliability and consistent quality. These screws combine a flat head for flush mounting with a hex socket drive for secure torque in tight spaces, and a shoulder section that controls alignment and reduces assembly time. We supply them in corrosion-resistant stainless steel (A2-70, A4-70) or high-strength alloy steel, heat-treated for durability. Finish options include zinc plated, black oxide, and passivated finishes. Available sizes cover metric and imperial threads, from M4 up to M12 (3/16 inch to 1/2 inch), with shoulder lengths matched to DIN/ISO standards. For bulk orders, we can customize length, thread pitch, and coating to suit your equipment. Buy this hardware with confidence—our process meets ISO quality control, and we ensure on-time delivery for OEMs and contract manufacturers.
Hexagon socket flat head shoulder machine screws deliver precise alignment and flush installation for demanding machinery. The hex drive provides reliable torque, while the flat head sits flush to reduce snagging and enable clean, compact assemblies. The shoulder feature ensures exact alignment during motion, eliminating misplacement. Offered in stainless and alloy steels with various finishes, these screws meet ISO/DIN/ANSI tolerances and surface quality, ideal for electronics, automation, medical devices, and automotive components worldwide. Global buyers benefit from a Dongguan-based producer known for consistent quality, scalable lead times, and customization—length, shoulder diameter, and thread size can be tailored to your specs. With strict QA, traceability, and standards compliance, supply reliability becomes a strategic asset in multinational sourcing. Whether you need high volumes or specialized runs with tight tolerances, these screws deliver performance, durability, and cost efficiency to outperform rivals in tough environments.
| Market Region | Primary Material | Finish | Head Type | Drive Type | Shoulder Diameter (mm) | Shoulder Length (mm) | Thread Size | Length (mm) | Tensile Strength (MPa) | Standard | Annual Production (k tons) | Market Share (%) | YoY Growth (%) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Asia-Pacific | Alloy Steel | Black Oxide | Flat Head | Hex Socket | 6 | 12 | M6 | 20 | 980 | ISO Metric | 9.0 | 40 | 6 |
| Europe | Stainless Steel | Zinc Plated | Flat Head | Hex Socket | 7 | 10 | M5 | 16 | 900 | ISO Metric | 3.5 | 15 | 5 |
| North America | Alloy Steel | Zinc Plated | Flat Head | Hex Socket | 7 | 10 | M4 | 14 | 850 | ISO Metric | 3.0 | 16 | 4 |
| Latin America | Alloy Steel | Black Oxide | Flat Head | Hex Socket | 6 | 8 | M4 | 12 | 800 | ISO Metric | 0.9 | 7 | 3 |
| Middle East & Africa | Stainless Steel | Nickel Plated | Flat Head | Hex Socket | 8 | 15 | M8 | 25 | 980 | ISO Metric | 1.5 | 12 | 7 |
| Other | Mixed | Various | Flat Head | Hex Socket | 7 | 12 | M6 | 22 | 900 | ISO Metric | 1.2 | 10 | 4 |