Can Rezi-Weld 3/2 and/or Rezi-Weld 1000 work for an application of metal to metal? Rezi-Weld 3/2 is the suitable product for use with metal to metal. The metal must be cleaned and degreased. Was this article helpful? Yes No Related Articles Is a there a test to determine if a grout is epoxy or not epoxy? Can Rezi-Weld LV be used in gravity-fed applications? Can you add a pigment to our repair mortars and/or grouts? Can you use a solvent based sealer with a polymer modified repair mortar?