I'm need a 5" x 5" x 1" block of aluminium. Is this something I can buy online and are there different types of aluminum to consider? Will I have to buy a bigger piece and cut the aluminum down to my ...
I have some aluminum / aluminium strips that are about 3 mm thick and about 20 mm wide. I need to drill some holes in them. The holes will be 3.5 mm. What type of drill bit do I need? What speed ...