This FN (flat nose) 500 S&W lead bullet is 0.501″ in diameter. This product is made in Canada using wheel weights. They are well lubed so they don’t cause lead fouling on the compensators on the S&W500. Gas checked with copper checks.
Western Metal is carrying a large supply of lead bullets for the Canadian market.
From the manufacturer –
You should flare the cases a bit when relaoding if you don’t they can bulge the case going in.