This is a .30-06 Springfield standard barrel from a Model 70 rifle.
Bluing - 100% - This barrel appears to have been expertly reblued. The new bluing is even and unworn throughout the barrel.
Metal - Overall, this barrel is in excellent condition. There are no scratches, nicks, or other significant forms of metal damage.
Bore - 9/10 - The bore shows almost no signs of wear. The rifling is bright and smooth, and there are no signs of pitting or bore wear anywhere in the barrel. Borescope verified.
We use the NRA Modern Gun Condition Standards Grading System for grading part conditions. You can read about it HERE