We supply China Slotted Countersunk Head Screw and Slotted Countersunk Head Machine Screw that meet high-volume B2B needs. Made from tough steel with corrosion-resistant finishes, they fit wood, metal, and plastic assemblies with reliable torque and flush seating. My team offers competitive pricing, quick turnaround, and robust documentation for bulk orders. If you need, I can provide a Discount rate and fast Quotes to your procurement team, helping you stay within budget. Whether you’re building machinery, furniture, or electronics enclosures, these screws deliver consistent performance and easy installation. I can customize finishes, head sizes, and thread pitches to suit your specs, and we ship worldwide with traceability. Company detail: {}
In the world of fasteners, slotted countersunk head screws and slotted countersunk head machine screws provide flush mounting and dependable torque. An ahead-of-the-curve service backed by deep expertise means precise dimensions, consistent batch-to-batch performance, and tailored recommendations for your application. Available in stainless and carbon steel, with heat treatment, and finishes from zinc plating to black oxide, these screws can be sized, threaded, and recessed to meet your design, environment, and assembly process. For global procurement teams, this approach ensures a reliable supply chain: scalable production, flexible minimums, and short lead times, backed by rigorous QA and traceable testing. Custom options include drive recess, length, pitch, and packaging to optimize automation and inventory. With engineering-led support, rapid prototyping, and dependable logistics, you can accelerate development and ramp to production with confidence across regions and industries.
| Size (Metric) | Thread Pitch (mm) | Available Lengths (mm) | Head Diameter (mm) | Head Thickness (mm) | Drive Type | Material | Finish | Tensile Strength (MPa) | Notes |
|---|---|---|---|---|---|---|---|---|---|
| M3 | 0.50 | 6, 8, 12, 16 | 5.2 | 2.0 | Slotted | A2 Stainless Steel | Zinc Plated | 520 | Electronics enclosures, lightweight assemblies |
| M4 | 0.70 | 8, 12, 16, 20, 25, 30, 40 | 6.8 | 2.2 | Slotted | Carbon Steel | Zinc Plated | 620 | General machinery and panel fits |
| M5 | 0.80 | 8, 12, 16, 20, 25, 30, 40, 50, 60 | 7.9 | 2.4 | Slotted | A2 Stainless Steel | Passivated | 780 | Corrosion resistant assemblies |
| M6 | 1.00 | 10, 16, 20, 30, 40, 50, 60, 80, 100 | 9.0 | 2.6 | Slotted | Carbon Steel (Grade 8.8) | Zinc | 800 | Structural and load-bearing fixtures |
| M8 | 1.25 | 12, 16, 20, 25, 30, 40, 60, 80, 100, 120 | 11.5 | 3.0 | Slotted | A2 Stainless Steel | Satin | 700 | Heavy-duty fastenings |