Devcon Epoxy, 2 Ton Epoxy, 1/2 Ounce Tubes, 2 Tubes | GLU-735.00 Ideal for joining wood, metal, concrete, glass, ceramics, china and more Sets in 30 minutes with strength up to 2,500 pounds per square inch Includes 2 tubes; 1/2 ounce tubes Dries clear Water-resistant