Manufactured from a high quality M35 grade steel. Ideal for drilling holes into stainless steel and other alloy materials. Fully ground from solid material M35 alloyed High Speed Steel (HSS) with 5% Cobalt content High heat resistance for tough metal drilling Dimensionally precise Manufactured to DIN338 135 Split point" Drill Dia. mm: 1.0: 10.0 Total Length mm: N/A Working Length mm: N/A Shank Dia. mm: N/A Shank Type: Straight Material: M35 Alloyed HSS Steel with 5% Cobalt