This is a standard steel floor plate from a Winchester Model 70 rifle.
Bluing - 95% - The bluing shows some minor signs of wear along the edges of the piece.
Metal - The metal on this piece is in excellent condition. There are some very minor scratches and tiny nicks, but no significant marks of metal damage.
We use the NRA Modern Gun Condition Standards Grading System for grading part conditions. You can read about it HERE