Often used as a crescent for wood joints.For double sliding doors, please use the left side of the door. Please note that the left and right side of the sash maker may differ. Accessories: For pedestal, iron unichrome wood screws (+plate 3.1 x 20), 2 pieces, for receivers, iron unichrome wood screws (+plate 1.1 x 0.6 inches (2.7 x 16), 3 pieces