Atco's #771, 772 & 773 Metal Corners are typically called 1" box corners since they measure approximately 1" from the tip of the corner to the tip of the leg. (Click on picture for larger view) The #771 is for boxes with an approximate 1/16" corner radii. This box corner has three legs with one .130" dia. mounting hole in each leg. The #772 is for boxes with an approximate 5/16" corner radii. This box corner has three legs with one .130" dia. mounting hole in each leg. The #773 is for boxes with an approximate 1/16" corner radii. This box corner has one .130" dia. mounting hole on each side. The #763 is a decorative corner. Each leg is 1-1/4" long and it is 1/2" high at the tip. It has 2 holes approximately 1/16" diameter for mounting(use a #2 screw or a #16 Escutcheon pin). The #20628 is a decorative corner, but not as fancy as the #763. It is also not as "high" as the #763 and will fit on smaller boxes. Each leg is 1-1/4" long and it is 3/16" high at the tip. It has 3 holes approximately 1/16" diameter for mounting (use a #2 screw or a #16 Escutcheon pin).

		Edge Protectors				Frame Corners				763 Box Corner
		"NEW ITEM" Edge Protector #20400				20628 Box Corner

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