Product Description Fisch Self-Feeding Bits are designed for drilling smooth, precise holes in soft woods, hard woods, and laminates, with portable power drills and stationary boring machines. Their unique non-clogging design allows you to drill precise holes quickly without burning. Designed for professional trades: Carpenters, Electricians, and Plumbers. Preferred by Craftsman, Clockmakers, and Fine Furniture manufacturers. Made from forged and heat treated steel with 2 cutting edges, multiple spurs, exchangeable screw point, and hex shank. Made in Austria. From the Manufacturer Fish Self-Feeding Bits are designed for drilling smooth, precise holes in soft woods, hard woods, and laminates, with portable power drills and stationary boring machines. Their unique non-clogging design allows you to drill precise holes quickly without burning. Designed for professional trades: Carpenters, Electricians, and Plumbers. Preferred by Craftsman, Clockmakers, and Fine Furniture manufacturers. Made from forged and heat treated steel with 2 cutting edges, multiple spurs, exchangeable screwpoint, and hex shank. Made in Austria.