J-B Weld Steelstik Set And Cure Color Is Dark Grey. Steelstik Can Be Molded, Shaped, Sanded, Drilled And Tapped. DO IT YOURSELF: Big or small, you can DIY it with J-B Weld. Surface Applications: Iron & Stainless Steel, Copper & Brass, Aluminum & Bronze, Fiberglass And Plastic & Pvc.