Originally Posted by
Sapper740
Aragorn, it's recommended you use a GFCI protected circuit when using old metal cased power tools because they are not 'double insulated' and require an effective ground to be safe. If there's no good ground and a short develops in the saw you'll become the ground and could get locked up. Ask me how I know. Personally, my favorite power tool manufacturers are Metabo and Makita. I've still got a Makita 1/2" drill and saw I bought in Canada 35 years ago and use regularly.