The "drill point" (typically JP76 type) is designed to penetrate specific material thicknesses. Саморез DIN 7504 K - ЦКИ
Common sizes include ST 3.5, ST 4.2, ST 4.8, ST 5.5, and ST 6.3.
The DIN 7504 K standard covers a specific range of thread sizes and head dimensions to ensure mechanical reliability. 1. Dimensional Overview
This determines the socket or wrench size needed. For example, ST 4.8 and ST 5.5 typically use an 8mm driver, while ST 6.3 uses a 10mm driver.
While the German DIN standard remains widely used, it has been largely superseded by the international equivalent, . Technical Specifications and Dimensions
Measured from the base of the flange to the top of the hex head.
Understanding the DIN 7504 K Standard: Specifications and Technical Data