(Note: Measurements are outside max. dimensions unless stated otherwise).Old recipe soft yellow brass sheet suitable for clock restoration. Solid brass - supplied in the rough, unpolished.200mm x 152mm x 3 - 4mm thick (variable) (7 7/8" x 6" x 1/8" - 3/16" thick (variable)Sand cast soft yellow brass sheet suitable for hammering and clock restoration (wheels; bushes; collets; etc.)Note : This recipe of brass contains occasional air bubble pin holes. Rough cast (unfinished). Be prepared for occasional wastage when milling down.