Travel east on I-94 71 mi. to I-43 in downtown Milwaukee. Go north on I-43 4.9 mi. Exit I-43 at W. Hampton Ave., (which actually takes you to N. Port Washington Road.) Travel North on Port Washington Road 0.5 mi. Treat All Metals is on the east side of N. Port Washington Rd. directly behind the MG Atrium. Follow the south drive until you see the Treat All Metals sign.