[10 pcs.] 1/8" Steel Disc, 8" Diameter, .125 A1011 Steel, Round, Circle $55.0 Brand Synergy Steel Designs Country/Region of Manufacture United States condition New I am selling 1/8'' Steel Discs that are 8.00'' in diameter. A1011 steel. Steel may be 11ga, so thickness may be as thin as .119''. This listing is for a lot of 10 discs. Check out my other auctions - I can cut all sizes, shapes, and thickness of steel if needed. I would be happy to give you a quote. Please ask if you have any questions at all!