Check the listing for details. Antique Keystone No. 6 Cast Iron Sad Iron Heavy Press – Pennsylvania Foundry. Color: Black, Condition: Used, Made in United States. Listed at 18.00 USD. 📜 Description Antique Keystone No. 6 cast iron sad iron, made in Pennsylvania circa early 1900s. Features the classic keystone emblem with raised “6” marking on the top. Weighs approximately 5 pounds and measures about 7” long, 4” wide, and 1.5” tall. Displays beautifully as rustic farmhouse décor, doorstop, or early American collectible. Sold as found, with original surface patina and age-appropriate wear. ⸻ ⚙️ Features • Solid cast iron construction • Raised Keystone logo with “6” size mark • Approx. 5 lb weight • Measures 7” × 4” × 1.5” • Early 1900s Pennsylvania foundry piece • Ideal for primitive, farmhouse, or industrial décor • Sold as-is; unpolished original condition