As a {China} based {Manufacturer}, I know how crucial it is to get the right fasteners fast. The {1/4*5/8 countersunk screw} I stock is designed for flush mounting in metal and wood with tight tolerances and smooth driving. I keep a steady supply for OEMs and large projects, with options for coating, finish, and packaging that fit your production line. From my factory to your warehouse, I promise consistent thread quality, correct countersink depth, and reliable torque performance. I can tailor the drive type, length, and head finish to suit your equipment and automation. This is ideal for electronics enclosures, furniture hardware, and machine assemblies where appearance and retention matter. I aim for low MOQ and scalable shipments, so you can plan without delays. If you want more details on calipers, tolerances, and lead times, I’m here to help—just contact my team. Company detail: {}
Global buyers seeking reliable procurement of precision fasteners are increasingly choosing factory-tailored solutions for 1/4 x 5/8 countersunk screws. Whether you are assembling electronics enclosures, furniture, or automotive interiors, these screws demand exact finish, reliable torque, and steady supply. A factory capable of customization can deliver standard inventory or non-standard lengths and head options to match your design, with consistent performance across high-volume production and rapid prototyping needs. Key advantages include material choices such as zinc-plated steel, stainless steel, or specialty alloys, plus finishes like black oxide or nickel for corrosion resistance. You can select drive types (slotted, Phillips, or Torx), head shape, thread pitch, and heat treatment to meet torque and pull-out requirements. With robust quality control, traceability, and compliance to RoHS/REACH and international standards, a single partner can streamline procurement, reduce lead times, and optimize packaging and logistics for global shipments.
| Product ID | Size (D x L) | Head Type | Drive Type | Material | Finish | Thread Pitch (TPI) | Tensile Strength (ksi) | Shear Strength (ksi) | Torque Range (in-lbf) | Notes |
|---|---|---|---|---|---|---|---|---|---|---|
| CN304-1/4-5/8-PH | 1/4" x 5/8" | Countersunk | Phillips #2 | Stainless Steel 304 | Satin | 20 | 85 | 50 | 8-12 | General purpose assembly, indoor use |
| CN304-1/4-5/8-TRX15 | 1/4" x 5/8" | Countersunk | Torx T15 | Stainless Steel 304 | Satin | 20 | 88 | 52 | 9-13 | Corrosion-resistant, fine-thread variant |
| CN316-1/4-5/8-PH | 1/4" x 5/8" | Countersunk | Phillips #2 | Stainless Steel 316 | Polished | 20 | 86 | 49 | 9-12 | Marine-grade stainless, higher corrosion resistance |
| CN1018-1/4-5/8-PH | 1/4" x 5/8" | Countersunk | Phillips #2 | Carbon Steel 1018 | Zinc Plated | 20 | 63 | 30 | 7-10 | Budget-grade general purpose |
| CN4130-1/4-5/8-HEX | 1/4" x 5/8" | Countersunk | Hex Socket | Alloy Steel 4130 | Black Oxide | 20 | 118 | 68 | 9-14 | Heat-treated for higher strength |
| CN6061-1/4-5/8-PH | 1/4" x 5/8" | Countersunk | Phillips #2 | Aluminum 6061-T6 | Anodized Clear | 20 | 45 | 22 | 4-7 | Lightweight, corrosion resistant |