Based on this product's specifications, here are some alternatives and similar models
Rittal AS 4055.550 sheet metal punch for steel, round hole pattern (model 4055550), metallic finish
Summary description:
Rittal AS 4055.550 is a sheet metal punch designed for forming round holes in steel panels. Supplied in a metallic finish, this tooling component (MPN 4055550) is intended for use with compatible punching machines or press setups to create Ø round perforations. Suitable for industrial electrical enclosures and metalworking tasks where precise round holes in steel are required.