Fisch HSS Deburring Countersink (5-10mm) - Hand Countersink Drill Bit for Metals and All Types of Wood - Crafted from Cobalt High Speed Steel, Can be Re-Sharpened - FSH-044284 - Made in Austria Suitable for metals and all types of wood Works chatter and bur free creating a high quality surface Can be resharpened Made from cobalt high speed steel Made in Austria