BASE INFO - Mount Hole Diameter: 2.5mm; Nail Size: 8.5 x 4mm / 0.33" x 0.16"(L*Max.D); Total Size: 26 x 26 x 9mm / 1.57" x 1.57" x 0.16"(L*W*H)ADVANTAGE - The box edge corner protector can be used with a variety of table box corner protectors protect your table box or our wood cases from being damaged.MATERIAL - Made of metal, electroplating surface, lightweight, easy to install, sturdy and durable.APPLICATION - Corner protectors are mainly used for wooden objects such as tables, toolbox, decorative gift boxes, wooden boxes, and other square corners.DESIGN - Vintage style, if you love old fashion, these products are the best choices for you. There are holes at the center towards the edge of each face, to facilitate fixing with pins or nails.