Wood & Stone Akabond 621 Clear Knife Grade products are two-part, epoxy based adhesives and fillers ideal for use with light colored natural stones on both interior and exterior applications. They have excellent mechanical properties and very good color stability for exterior applications. They are ideal for use with light colored stone and are excellent for structural repairs. They will bond stone to wood, metal, and other materials.
Very good color stability
Ideal for light colored natural stones and structural repairs