Self-Tapping Screw Countersunk Raised Head Slotted Drive with Point
DIN 7973-C – UNI 6953-AB – ISO 1483

Thread and Pitch


DIN 7973 self-tapping screws, compliant with ISO 1483 and UNI 6953 standards, feature a continuous thread along the shank, designed to form its own mating thread in the material during installation.
The pointed tip facilitates initial penetration and proper alignment of the screw, ensuring precise, stable, and long-lasting fastening. The self-tapping thread reduces or eliminates the need for pre-drilling, simplifying assembly operations and speeding up installation.
They are ideal for applications on metal, wood, and hard plastics, providing high holding power and excellent pull-out resistance.


Head Type and Drive


The countersunk raised head is designed to seat accurately into the material, reducing the head profile above the surface and ensuring a flat, clean, and aesthetically pleasing finish. This configuration offers an effective balance between functionality and appearance.
The slotted drive, compatible with standard screwdrivers, facilitates the fastening process, ensuring simple, fast, and reliable installation.

Applicable regulations

DIN 7973 / C

UNI 6953 / AB

ISO 1483

Description and Applications

DIN 7973 self-tapping screws are particularly suitable for applications requiring secure fastening and a refined finish.

They are widely used in:

  • Construction and plant engineering

  • Electronic assemblies

  • Light and structural metal fabrication

  • Industrial manufacturing

  • Installations on metal, wood, and plastic materials

Thanks to their strength and versatility, they provide a reliable and durable solution for fastening applications requiring precision, safety, and long-term stability.


Material and Surface


Manufactured from high-quality steel, DIN 7973 self-tapping screws are available in different versions to meet specific application requirements:

  • Zinc-plated carbon steel, for standard applications with good corrosion resistance

  • A2 stainless steel, suitable for humid or moderately corrosive environments

  • A4 stainless steel, recommended for outdoor or highly aggressive environments

The material quality ensures high mechanical strength and excellent corrosion protection, even under demanding operating conditions.

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