DORMER A117 HSCO STUB DRILL 1.90MM

HSS-E extra short spiral drill with cylindrical shaft DIN 1897 N 135° bronze 2.5xD for alloyed steel <1620 N/mm². Stainless steel. Ductile cast iron <1000 N/mm². Titanium and nickel alloys <1200 N/mm ² and metal ceramics <550 HB. • alloy steel hardened and tempered steel (>250<350 HB >850<1200 N/mm²) • alloy steel hardened and tempered steel (> 350 HB >1200<1620 N/mm²) • stainless machining steel (<250 HB <850 N/mm²) • stainless steel - austenitic (<320 HB <1100 N/mm²) • stainless steel - Ferritic + Austenitic Martensitic (<300 HB <1000 N/mm²) • Ductile cast iron/malleable cast iron (>200<300 HB >700<1000 N/mm²) • Titanium non-alloyed (<200 HB <700 N/mm²) • Titanium alloyed (<270 HB <900 N/mm²) • Titanium alloy (>270<350 HB >900<1250 N/mm²) • nickel non-alloyed (<200 HB <700 N/mm²) • nickel alloy (<270 HB >900 N/mm²) • nickel non-alloyed (<200 HB <700 N/mm²) • Cermets (<550 HB <170 N/mm²)