Touchstone Knife Grade Clear Gel Epoxy 2 Quarts A 1 Quart B. This clear super knifegrade epoxy has a smooth, vaseline-like consistency that allows you to squeeze out thin bond lines when clamping. Easily tinted for true colors, Clear Gel Epoxy delivers high bond strength, is polishable and sets up fast. Use the 450ml Ratio-Pac to lay out a bead of fully mixed epoxy; ideal for mounting or repairing countertops, back-beading large or fragile lamination or hard-to reach areas, or filling hollows behind stone tiles. Features include: Exceptional strength and durability; Excellent clarity and easily colorized; Set Time = 2 hrs @ 75°F; Ideal for high humidity or freeze-thaw conditions; Indoor and outdoor use.