I’m here to help you source m2 shoulder machine screws that meet the toughest specs. As a High-Quality Supplier, I understand what B2B buyers need: reliable dimensions, hardened threads, and consistent tolerance. Our m2 shoulder machine screws feature precise shoulder diameters, smooth thread engagement, and corrosion-resistant coatings chosen for outdoor and indoor assemblies. I can offer stainless steel, alloy steel, and passivated finishes to suit your environment. Whether you’re building compact machinery or heavy-duty equipment, these fasteners reduce assembly time and boost reliability. I provide ready-to-ship inventory and flexible lot sizes, plus technical datasheets and testing certificates to keep your QA team satisfied. I work directly with manufacturers and control logistics to cut lead times and price drift. If you want proven performance with a partner you can trust, I’ll tailor a solution that fits your project, budget, and schedule.
Setting the industry standard, m2 shoulder machine screws are more than fasteners; they are anchors for precision assemblies. They deliver tight shoulder tolerances, consistent diameters, and versatile material options—from stainless and alloy steels to exact finishes—that ensure repeatable alignment and smooth operation in demanding applications. Whether used in electronics, automotive, or industrial equipment, these fasteners provide dependable performance you can trust. As a partner to global buyers, the approach combines scalable supply with rigorous quality control, transparent lead times, and proactive risk management. From standard lots to customized lengths, coatings, and packaging, the process emphasizes traceability and on-time delivery. In a dynamic market, choosing a true partner turns sourcing into a competitive advantage—consistency you can rely on wherever you manufacture.
| Part Code | Material | Shoulder Diameter (mm) | Shoulder Length (mm) | Thread Size | Pitch (mm) | Head Type | Drive Type | Finish | Tensile Strength (MPa) | Temp Range (C) | Compliance |
|---|---|---|---|---|---|---|---|---|---|---|---|
| S-M2-SS-A2-01 | A2-70 Stainless Steel | 4.0 | 6.0 | M2 | 0.40 | Socket Head Cap | Internal Hex | Bright | 700 | -60 to 300 | RoHS |
| S-M2-SS-A2-02 | A2-70 Stainless Steel | 4.0 | 8.0 | M2 | 0.40 | Socket Head Cap | Internal Hex | Passivated | 680 | -60 to 300 | RoHS, REACH |
| S-M2-SS-A4-01 | A4-80 Stainless Steel | 4.5 | 6.0 | M2 | 0.40 | Button Head | Internal Hex | Black Oxide | 600 | -40 to 250 | RoHS |
| S-M2-AL-01 | Alloy Steel | 5.0 | 8.0 | M2 | 0.40 | Socket Head Cap | Internal Hex | Zinc Plated | 900 | -50 to 250 | RoHS |
| S-M2-SS-A2-03 | A2-70 Stainless Steel | 4.5 | 10.0 | M2 | 0.40 | Socket Head Cap | Internal Hex | Bright | 720 | -60 to 300 | RoHS |
| S-M2-SS-316-01 | AISI 316 Stainless | 4.0 | 5.0 | M2 | 0.40 | Button Head | Internal Hex | Satin | 600 | -120 to 250 | RoHS |
| S-M2-AL-02 | Aluminum 6061 | 3.8 | 7.0 | M2 | 0.40 | Socket Head Cap | Internal Hex | Anodized | 350 | -40 to 150 | REACH |
| S-M2-SS-A2-04 | A2-70 Stainless Steel | 4.2 | 12.0 | M2 | 0.40 | Socket Head Cap | Internal Hex | Polished | 650 | -60 to 300 | RoHS, REACH |