: Stores like Ace Hardware or Tractor Supply Co. often have small displays of raw metal shapes, including standard stainless steel tubes.
If you need basic sizes instantly and don't want to pay for shipping, check local brick-and-mortar retailers. where to buy stainless steel tubing
: Search for local franchises like Metal Supermarkets or independent steel service centers in your area. They allow you to walk in and buy exactly what you need, often from their remnant piles at a heavy discount. : Stores like Ace Hardware or Tractor Supply Co