... Weld Epoxy ab glue DP420 Off-White, 1.25 fl oz 2:1 mix ratio 3M™ Scotch-Weld™ Epoxy Adhesive DP420 ... is a toughened, two-part epoxy adhesive. 2:1 mix ratio, 20 minute work life and handling strength ... in approximately 2 hours. 20 minute work lifeToughened for impact resistanceHigh peel ... -Weld resin glue Off-White color, 1.25 fl oz 2:1 mix ratio