Memike,you looking for left hand thread lugs? I have NEW 10 left hand thread 7/16" lugnuts I accidently bought a couple years ago,and I know I'll never use them. Drop me a PM if your intested.
John
When I used to do truck shows,I used a product by California Custom called "The Original Purple Metal Polish" I buy at a big truck chrome shop and was really impressed by the results.
John