• Pack of 415 self-drilling and self-tapping stainless steel screws. • Round cross head design with drill tail for effective fastening in metal, wood, and sheet metal. • Includes a wide variety of M4.2 and M4.8 sizes with lengths from 13 mm to 38 mm. • Manufactured in corrosion and rust-resistant material, ideal for demanding environments. • Precise and clean threads that guarantee stable mounting without slipping. • Supplied in a robust transparent storage box with organized compartments.