For sale is a large antique oiler from the GEM Manufacturing Company, Pittsburgh, PA. The top of the oiler is inscribed “GEM MFG. CO. PITTSBURGH”. The oiler also has a shiny brass cap. The oiler stands about 8 1/2 inches tall and the base is about 4 inches diameter. This oiler is in excellent condition. Nice addition for your workshop, oiler can collection, or steampunk decor.