The orange TCT steel, aluminum and plastic blade for aluminum: https://www.amazon.com/Evolution-Power-Tools-RAGE255Blade-Multi-Purpose/dp/B00249JDY4/ref=sr_1_3?dchild=1&keywords=rage+saw+blade&qid=1597615868&sr=8-3
The blue “STEEL” blade for mild steel: https://www.amazon.com/Evolution-Power-Tools-10BLADEST-52-Tooth/dp/B001QF9VQ2/ref=sr_1_2?dchild=1&keywords=rage+saw+blade&qid=1597615810&sr=8-2