The brown cloth-backed variant is suitable for universal, heavy-duty use on alloyed and non-alloyed steels, as well as non-ferrous metals. - The carton has a tear-off edge for separating the sections of abrasive belt at the workplace. - SBR 25, SBR 40 and SBR 50 correspond to shape B, ISO 3366. - SBR 100 corresponds to shape A, ISO 3366. - Abrasive: Aluminium oxide A
The round die consists of heavy-duty high-speed steel (HSS) in unalloyed and low-alloyed steels up to a strength of 800 N/mm².The round die consists of 5% cobalt alloyed heavy-duty high-speed steel (HSSE-Co 5) in unalloyed and alloyed steels up to a strength of 1000 N/mm² and non-ferrous metals. The thread is cut in one operation.
- High-performance ground standard twist drill made from heavy-duty high speed steel. - The fully ground twist drill has a precise concentricity. - Thanks to the split point, this drill has good centring properties and requires little pressure.
- Male thread-opening machine with reinforced rod for passing threads. - Vertex: mold B of 4-5 phases with peeling vertex. - Threads: metric DIN ISO 13. - Flanks: relief-ground.