Based on this product's specifications, here are some alternatives and similar models
Drill Bit for Metal EINHELL 10 mm, model 49258700
Summary description:
EINHELL metal drill bit 10 mm (model 49258700) designed for drilling metal materials. Single 10 mm diameter bit suitable for use with compatible drills for creating precise circular holes in metal sheets, profiles and assemblies. Practical for workshop repair, metalworking and DIY projects where a 10 mm metal hole is required.