As a supplier of precision fasteners, I offer a hexagon socket shoulder step machine screw that's built for demanding equipment and long life. I target OEM needs and I work with those who buy from reliable Suppliers, so you can count on tight tolerances and consistent performance. The shoulder step feature provides precise location and smooth assembly, while the hex socket drive keeps installation clean and recessed. Materials include hardened steel and stainless options, with finishes like black oxide for corrosion resistance. I can customize length, shoulder diameter, and thread pitch to fit your exact fixtures and guides. Our manufacturing process delivers repeatable quality, strict QA, and fast lead times, with small or mass orders welcomed. If you are sourcing from OEMs or suppliers, this screw makes your assemblies more robust and easier to assemble, saving downtime and warranty issues. Let's discuss your specs and get you samples.
Hexagon socket shoulder step machine screws provide precise axial alignment with a compact hex drive, a shoulder for controlled bearing surface, and a stepped geometry to reduce misalignment during assembly. As manufacturing shifts toward smart factories in 2025, this fastener is increasingly chosen for automation equipment, robotics joints, and high‑cycle machinery where dimensional consistency matters. Global buyers prioritise source stability, material options, and compliance with international standards. Leading suppliers offer metric and inch sizes, stainless or alloy steel options, and finishes such as zinc plating or passivation to withstand demanding environments. Tight tolerances, traceability, and documented QA testing underpin reliable performance across automotive, electronics, and industrial enclosures. To win in procurement, buyers seek suppliers with integrated capabilities—precision turning, shoulder machining, heat treatment, surface finishing, and dependable packaging—coupled with scalable capacity and transparent lead times. Emphasising quality and sustainability helps the hexagon socket shoulder step machine screw lead in global supply chains through 2025 and beyond.
| Product | Size (mm) | Shoulder Ø (mm) | Shoulder Length (mm) | Overall Length (mm) | Head Type | Drive | Material | Finish | Thread Pitch (mm) | Tensile Strength (MPa) |
|---|---|---|---|---|---|---|---|---|---|---|
| Hex Socket Shoulder Step Screw A-1 | M4 | 6.0 | 8 | 22 | Socket Head Cap | Internal Hex | Alloy Steel | Black Oxide | 0.70 | 900 |
| Hex Socket Shoulder Step Screw A-2 | M5 | 7.0 | 10 | 28 | Socket Head Cap | Internal Hex | Stainless Steel | Passivated | 0.80 | 700 |
| Hex Socket Shoulder Step Screw B-1 | M6 | 9.0 | 12 | 34 | Socket Head Cap | Internal Hex | Alloy Steel | Zn–Ni | 1.00 | 850 |
| Hex Socket Shoulder Step Screw C-1 | M8 | 11.0 | 14 | 40 | Socket Head Cap | Internal Hex | Alloy Steel | Black Zinc | 1.25 | 1000 |
| Hex Socket Shoulder Step Screw D-1 | M3 | 5.0 | 6 | 16 | Socket Head Cap | Internal Hex | Stainless Steel | Passivated | 0.50 | 550 |
| Hex Socket Shoulder Step Screw E-1 | M10 | 13.0 | 15 | 46 | Socket Head Cap | Internal Hex | Alloy Steel | Galvanized | 1.50 | 1100 |