As a China-based Manufacturer, I deliver reliability you can count on for Round head Slotted Screw. Our team designs and produces high-quality fasteners tailored for industrial needs. We source premium steel, treat with zinc or stainless finish, and ensure precise slot and round head geometry for smooth countersinking. You get uniform drive, robust torque, and consistent hardness, ideal for automation and assembly lines. We offer a wide range of sizes, finishes, and batch options with competitive pricing for B2B buyers. With strict QA, each batch is inspected for head height, slot fit, and thread tolerance. Packaging options include anti-rust inner packing and bulk carton solutions. Our capability as Manufacturer in China means short lead times, scalable supply, and direct communication. If you need customization, I can provide samples quickly and adapt to your standards. Choose our Round head Slotted Screw for dependable performance, a solid value, and steady supply chain.
Among fasteners designed for electronic assemblies and precision equipment, the round head slotted screw consistently stands out and often outperforms the competition. Its rounded head provides a clean, flush finish and reduces risk of snagging during assembly. Coupled with a precise slot and hardened steel, it delivers dependable seating and torque transfer across multiple drivers, materials, and environments. This combination minimizes rework and scrap—critical when supply chains are global and timelines tight. For global procurement teams, sourcing from a Dongguan-based manufacturer offers advantages beyond price. Standardized processes deliver batch-to-batch consistency, rigorous QA, and traceability. Customization options—driver compatibility, length, thread pitch, coatings, and materials—enable optimization for electronics, automotive, and industrial use. Robust packaging and scalable production support steady supply even under surge demand, helping you reduce stockouts and total cost of ownership while maintaining compliance with international standards.
| Size | Thread Pitch (mm) | Length (mm) | Head Diameter (mm) | Head Height (mm) | Material | Finish | Tensile Strength (MPa) | Maximum Torque (Nm) | Notes |
|---|---|---|---|---|---|---|---|---|---|
| M3 | 0.5 | 6 | 5.0 | 1.4 | Stainless Steel A2-70 | Passivated | 520 | 0.20 | Suitable for electronics enclosures and lightweight assemblies. |
| M4 | 0.70 | 8 | 6.0 | 1.6 | Stainless Steel A2-70 | Passivated | 515 | 0.40 | Common choice for aluminum frame assemblies. |
| M5 | 0.80 | 10 | 7.0 | 1.8 | Carbon Steel 1022 | Zinc Plated | 580 | 0.85 | General purpose assembly with decent strength. |
| M6 | 1.0 | 12 | 8.0 | 2.0 | Carbon Steel 1035 | Black Oxide | 640 | 1.50 | Suitable for higher-load applications; corrosion protection is moderate. |
| M8 | 1.25 | 16 | 10.0 | 2.5 | Stainless Steel A4-70 | Satin | 700 | 3.00 | Heavy-duty mounting; good outdoor performance. |