Based on this product's specifications, here are some alternatives and similar models
Drill bit Irwin HSS spot-faced for metal 14.5 mm (model 10502406)
Summary description:
Irwin HSS drill bit designed for metal, spot-faced type with a 14.5 mm diameter (model 10502406). Made from high-speed steel (HSS) for durability and suitable for drilling and spot-facing operations in various ferrous and non-ferrous metals. Use with compatible drill drivers or drill presses for creating accurate holes and flat countersunk surfaces in metalworking tasks.