This configuration is not available. Make another selection.
What are DIN 7504 Type "O" A4 Stainless Steel Flat Head Pozidrive Self-Drilling Screws?
DIN 7504 Type "O" self-drilling screws are metric drill-point screws with a flat, countersunk head and Pozidrive (PZ) cross recess. The Type "O" configuration features an 80° countersunk head designed to sit flush with the surface of a properly prepared hole, while the self-drilling point cuts through suitable materials during installation. This design can eliminate the need for a separate pilot hole in many fastening applications and helps simplify assembly.
What material are DIN 7504 Type "O" A4 Stainless Steel Screws made from?
These screws are manufactured from A4 stainless steel, also known as AISI 316 stainless steel. A4 provides excellent corrosion resistance in demanding environments and is particularly well suited for applications exposed to moisture, saltwater, chlorides, humidity, and outdoor weather.
Why choose DIN 7504 Type "O" A4 Flat Head Pozidrive Self-Drilling Screws?
The combination of a self-drilling point, flush countersunk head, and Pozidrive (PZ) recess provides an efficient fastening solution for applications requiring both easy installation and enhanced corrosion resistance. The drill point allows the screw to penetrate suitable sheet metal without a separately drilled pilot hole, while the Pozidrive drive provides positive driver engagement.
The flat countersunk head creates a clean, low-profile installation when used with a properly prepared hole, making these screws useful where both appearance and clearance are important.
Where are DIN 7504 Type "O" A4 Stainless Steel Self-Drilling Screws commonly used?
DIN 7504 Type "O" A4 stainless steel flat head Pozidrive self-drilling screws are commonly used in marine construction, boat and yacht building, coastal structures, sheet metal fabrication, metal building construction, automotive and motorsport equipment, outdoor machinery, agricultural equipment, HVAC systems, electrical enclosures, control cabinets, industrial machinery, food-processing equipment, commercial kitchens, pumps, water-treatment equipment, architectural hardware, solar installations, facades, and outdoor construction equipment.
They are also well suited for fastening metal panels, brackets, covers, guards, housings, access plates, cabinets, trim components, electrical enclosures, and sheet metal assemblies where a flush-mounted corrosion-resistant screw is required. Depending on the material and application, they may also be used with wood, timber, engineered wood, composite wood, hardwood, and some plastics.
A4/316 stainless steel makes these self-drilling screws particularly valuable in marine environments, saltwater exposure, coastal installations, high-humidity areas, washdown locations, and other applications exposed to salt, chlorides, and weather, as well as OEM manufacturing, fabrication, equipment assembly, maintenance, repair, and production fastening.
Included SKUs:
Special Order Product Policy
- Special Order Parts are Available ONLY in Box Quantities and are Not Returnable & Cannot be cancelled after confirmation.
- Free Domestic Shipping over $99 will be offered in your special order quote if applicable.
- For a full list of Special Order Policies: Please Click Here
