We stock Hex Socket Machine Screws designed for reliable performance in manufacturing and assembly lines. As an OEM and supplier, we know that consistency matters, so we offer tight tolerances, uniform head drive recess, and thread engagement that resists galling. Materials include alloy steel and stainless steel (A2- or A4-series), with finishes like black oxide or zinc plating to suit demanding environments. Sizes range from M3 to M12 and inch equivalents, with grip lengths matched to your flange and panel thickness. We provide grade 8.8, 10.9 and stainless options for high strength, plus corrosion resistant variants for outdoor or washdown areas. Our Hex Socket Machine Screws come in bulk packs and can be customized with pre-tapped holes, coatings, or packaging to streamline your supply chain. We strive to deliver on-time with transparent pricing, so you can source confidently as OEMs and other Suppliers. Reach out for samples, spec sheets, and flexible MOQ.
Hex socket machine screws have become the heartbeat of modern assemblies, delivering secure clamping under vibration, high torque, and long service life. Pioneers in the field have set the industry standard by emphasizing dimensional accuracy, consistent thread quality, and reliable heat treatment. Global buyers increasingly expect compliance with DIN 912 or ISO 4762 specifications, along with reliable surface finishes such as zinc plating, black oxide, or passivation, to ensure performance across harsh environments. For international procurement, sourcing partners must offer wide material options (alloy steel, stainless steel A2, A4), traceability, and quality control from raw material to finished part. Leading manufacturers in the region leverage in-house labs, ISO 9001 processes, RoHS/REACH compliance, and tight pack-to-delivery controls to shorten lead times and reduce risk. They provide customization in dimensions, thread pitches, and finishes, flexible packaging, and sustainable practices, helping buyers build resilient supply chains worldwide.
| Size | Length (mm) | Material | Finish | Head Style | Drive Type | Tensile Strength (MPa) | Standard |
|---|---|---|---|---|---|---|---|
| M3 x 6 | 6 | A2 Stainless Steel (304) | Satin Passivated | Socket Head Cap Screw | Hex Socket | 520–750 | ISO 4762 |
| M4 x 8 | 8 | A2 Stainless Steel (304) | Passivated | Socket Head Cap Screw | Hex Socket | 520–750 | ISO 4762 |
| M5 x 12 | 12 | A4 Stainless Steel (316) | Passivated | Socket Head Cap Screw | Hex Socket | 560–800 | ISO 4762 |
| M6 x 16 | 16 | Alloy Steel (Grade 10.9) | Zinc Plated | Socket Head Cap Screw | Hex Socket | 800–1000 | ISO 4762 |
| M8 x 25 | 25 | A2 Stainless Steel (304) | Satin | Socket Head Cap Screw | Hex Socket | 520–720 | ISO 4762 |
| M10 x 30 | 30 | Alloy Steel (Grade 12.9) | Black Oxide | Socket Head Cap Screw | Hex Socket | 880–1050 | ISO 4762 |