A4 cheese-head screws with slot in accordance with the DIN 84 standard. The screws have a cylindrical body and a slot in the head that allows the use of a flat-blade screwdriver. Made of A4 acid-resistant stainless steel, they give excellent resistance to corrosion and oxidation in demanding environments. A4 slotted cheese-head screws DIN 84 are typically used in mechanical, electrical and electronic applications where reliable fastening and easy adjustment are required.