Mix box professional black and white two-component epoxy glue, cold welding, includes 18 pcs x 44 ml. applicable to any surface of glass, plastic, ceramic, fiberglass, tile, metal, aluminum, copper, wood, mdf and others. can be drilled, sanded, painted and machined. drying time: black 30 min and white 45 min. ideal for repairs in a variety of industries. recognized for its mechanical resistance to abrasion and exceptional chemical resistance against solvents