A self-drilling screw (e.g., DIN 7504 with a drill point , not "K") has a drill bit tip. The DIN 7504 K requires a pre-made hole; it only forms the thread, it does not drill the hole.
The standard applies to screws with metric ISO threads (M2 to M12 typically) made of steel or stainless steel. These screws are intended for use in: din 7504 k standard pdf
The DIN 7504 K standard specifically focuses on the requirements for screw and bolt fasteners used in various applications, including construction, automotive, and industrial equipment. The standard covers a range of topics, including: A self-drilling screw (e
The DIN 7504 K standard PDF typically includes: A self-drilling screw (e.g.