J-B Stik Weld is a hand kneadable, steel-reinforced epoxy putty adhesive/sealant that will plug holes and make permanent repairs on wet and dry surfaces. It will even cure completely submerged in water or gasoline. Simply knead thoroughly,with your fingers, a portion necessary for the repair and apply. J-B Stik will fully cure in 20 to 30 minutes and can be drilled, sanded, filed, tapped, machined, and painted. J-B Stik requires no tools or prep time and makes no mess. 2 oz., carded.