Based on this product's specifications, here are some alternatives and similar models
Hole saw Dedra 08W140, 14 cm diameter, for metal, stainless steel, aluminium, plastic, wood
Summary description:
Hole saw Dedra 08W140 with a 14 cm diameter designed for cutting openings in metal, stainless steel, aluminium, plastic and wood. Supplied as a single piece, it is intended for use with compatible drill drivers or holders to bore large circular holes for plumbing, HVAC, electrical junctions, carpentry and metalwork.