Cold-Weld CompoundEasy, convenient, and inexpensive alternative to welding, soldering, and brazing. Will bond to virtually any clean, dry surface including: iron, steel, copper, aluminum, brass, bronze, pewter, porcelain, ceramic, marble, glass, concrete, fiberglass, wood, plastic and many more. Can be drilled, tapped, machined, filed, sanded and painted. Superstrong and nontoxic. Capacity Weight: 1 oz; Color: Dark Grey; Packing Type: Skin Packed; Quantity: 2 per pack; Stress Resistance: 7320 psi; Temperature Range: 500.0 °F [Max]; Tensile Strength: 3960 psi; Weight: 0.19 lb.