Manufactured from a high quality M35 grade steel. Ideal for drilling holes into stainless steel and other alloy materials. The 135° split point prevents the bit from drifting and enables faster penetration. Fully ground from solid material M35 alloyed High Speed Steel (HSS) with 5% Cobalt content High heat resistance for particularly tough metal drilling Manufactured to DIN 338 Dimensionally precise High performance 135° split point tip eradicates the need to pre-drill/centre punch." Drill Dia. mm: 13.0 Total Length mm: 151 Working Length mm: 101 Shank Dia. mm: 13.0 Shank Type: Straight Material: M35 Alloyed HSS Steel with 5% Cobalt