Festool 498217 XL 12 by 140mm Domino Beech Tenons, 90-Pack Beech wood, 12x140mm, 90 pack for Domino XL All-natural, solid Beech hardwood for strength and stability Serves as a true floating tenon in mortise and tenon applications Flat, elongated design will not rotate, ensuring perfect alignment for both edge and face gluing Embossed with glue pockets, and is approximately 2mm shorter than nominal length, allowing space in the mortise for glue