... DIN338, DIN340, DIN1897.Manufacturing Process: Fully Ground, Milled, Rolled, Edge Ground.Material: HSS4241, HSS4341, HSS9341, HSS6542(M2), ... characteristic: StandardProcessing technology: MilledGlass & tile drill bit - hex shankPrecision diamond ground carbide tipped tip for exact pilot ... drilling. High temperature brazed carbide tip, hex shank.Drill bit ...