Article description 7-piece tapping drill bit set in a stable plastic box for the cutting of metric threads. The hexagonal bit shaft ensures very good power transfer. The finely-tuned material elas...
The hand tap consists of heavy-duty high-speed steel. For through threads and bottoming threads in unalloyed and low-alloyed steels up to a strength of 800 N/mm², malleable cast iron and non-ferrou...