Hi, I’m the person behind our special screws solution. I’ve seen how {OEM} projects rely on reliable fasteners. I supply high-precision {special screws} tested for torque, pull-out strength, and corrosion resistance. Our process offers materials like stainless steel, alloy steel, and heat-treated variants, with coatings as needed. I work directly with {OEM} teams and {Suppliers} to tailor heads, drive types, sizing, and finish to your specs. Short lead times, stable supply, and clear QC documentation are my promise. I can provide FEM-verified drawings, lot traceability, and certifications (ISO/TS). I keep packaging tight to minimize damage in transit and price breaks for long-term partnerships. If you need a consistent supply of performance-driven fasteners for medical, automotive, electronics, or industrial equipment, I am here to help you specify, quote, and deliver with no fuss.
Global buyers are increasingly turning to factory-direct sourcing for special screws in 2025, where precision, customization, and fast delivery deliver real value. Screws engineered for electronics, automotive, and machinery can be tailored to tight tolerances, specific head styles, and service coatings that withstand demanding environments. Direct-from-factory procurement reduces middlemen, shortens lead times, and improves traceability from material to finished part. A leading electronics hub in southern China is enabling design support, rapid prototyping, and scalable production to move smoothly from sample to mass production without compromising quality. Global procurement benefits from strong QC, first-article inspection, and compliance with RoHS and REACH. Finishes like zinc-nickel, nitride, or PVD, plus customized drives, anti-loosening features, and corrosion protection, can be matched to any application. Flexible packaging, Kanban programs, and freight consolidation support just-in-time manufacturing across continents. Partnering with a factory-direct supplier with transparent pricing and robust process controls helps buyers reduce landed costs, secure reliable supply, and mitigate sourcing risks in a volatile market.
| Size (Nominal, M) | Length (mm) | Thread Pitch (mm) | Material | Finish | Head Type | Drive Type | Grade / Property Class | Tensile Strength (MPa) | Standard |
|---|---|---|---|---|---|---|---|---|---|
| M3 | 6 | 0.50 | Stainless steel A2-70 | Natural | Socket head cap screw | Hex Socket | A2-70 | 700 | ISO 4762 |
| M4 | 8 | 0.70 | Carbon steel | Zinc plated | Pan head | Hex Socket | 8.8 | 800 | DIN 7985 |
| M5 | 12 | 0.80 | Stainless steel A4-80 | Satin | Socket head cap screw | Hex Socket | A4-80 | 860 | ISO 4762 |
| M6 | 20 | 1.00 | Carbon steel | Black oxide | Socket head cap screw | Hex Socket | 10.9 | 1000 | ISO 4762 |
| M8 | 25 | 1.25 | Alloy steel | Zinc plated | Button head | Hex Socket | 12.9 | 1080 | DIN 6335 |
| M10 | 30 | 1.50 | Stainless steel A2-70 | Satin | Socket head cap screw | Hex Socket | A2-70 | 700 | ISO 4762 |
| M12 | 40 | 1.75 | Alloy steel | Black phosphate | Socket head cap screw | Hex Socket | 10.9 | 1000 | ISO 4762 |
| M3 | 12 | 0.50 | Carbon steel | Zinc plated | Pan head | Phillips | 8.8 | 800 | DIN 7985 |