BUMAX Hard is a group of acid-proof, self-tapping screws which can simply cut threads in stainless steel sheets.
BUMAX hard exhibits excellent surface hardness and is made from the same high-quality material as BUMAX 88. BUMAX Hard is an excellent cost-efficient solution for fitting sheet metal.
BUMAX Hard Taptite
BUMAX Hard Taptite is a thread-forming screw which forms its own thread during assembly due to its trilobular shape, conical entry thread and excellent surface hardness. Suitable for assembly in structural steel and cold rolled stainless steel with hardness of up to 200HV.