Industrial strength two-part epoxy is designated for heavier items requiring an extra-high-strength bond.  Works on metal, stones, ceramic, crystal, china and wood. Waterproof and resistant to most chemicals. Strong enough to fill gaps. Sets in 30 minutes, cures in 12-16 hours to a clear transparent finish. Excellent for jewelry. This Devcon® 2-Ton Epoxy comes with the resin and the hardener in their own columns in one convenient plunger which will dispense equal proportions of both the materials.  Contains 0.85 fluid ounces.   This is the package of 6, (also sold individually see 8112653)