Self-tapping Screws

DIN 6901 Hexagon head self tapping screws

DIN 7500 Cheese head thread rolling screws

DIN 7504 Self-drilling cross recessed pan head screws

DIN 7516 Cross recessed countersunk head thread cutting screws

DIN 7972 Countersunk head self tapping screws

DIN 7976 Hexagon pan head self tapping screws

DIN 7981 Pan head self tapping screws

DIN 7982 Countersunk head self tapping screws

DIN 7983 Recess countersunk head self tapping screws

Self-tapping Screws and Screws not standardized