Store › 3" x 3" Angle Bar - 1/4" gauge - Hot Rolled - A36 Image 1 of 1 3" x 3" Angle Bar - 1/4" gauge - Hot Rolled - A36 from $13.75 3” x 3” - 3 gauge (1/4" thickness) - ASTM A36 - Hot Rolled - Mild Steel Length: Select Length 12" 24" 36" 48" 60" 72" 84" 96" Quantity: Add To Cart Added! 3” x 3” - 3 gauge (1/4" thickness) - ASTM A36 - Hot Rolled - Mild Steel