This listing is for (1 bundle, 30 pieces) of Bright Annealed Solid Round Rod Mild Steel 5/16" Diameter x 36" long x 30 pieces per tube MCNS010x.  

Annealing is a specific process of heat treatment that alters the properties of metal.  Makes metal less brittle thus making it more formable and easier to work with.  Another benefit is the process removes the flake that is on regular black steel and this makes the metal cleaner to work with.

Competitively priced steel delivered right to your door!