Fisch HSS Deburring Countersink (25-30mm) - Hand Countersink Drill Bit for Metals and All Types of Wood - Crafted from Cobalt High Speed Steel, Can be Re-Sharpened - FSH-117070 - Made in Austria

Fisch 25mm - 30mm (1-Inch - 1/4-Inch) Deburring Countersink is suitable for use in metals and all types of wood for countersinking and deburring of bores. It works chatter and bur free creating a high quality surface. It can be reharpened with a grindstone at the breast in the hole. Made from cobalt high speed steel.