National hardware pole socket set, series: Bpb107, 0.8 in depth, 0.13 in thickness, polypropylene, white, 90 lb. Load capacity, suitable for use with: upto 1-3/8 in diameter pole, includes: (1) socket pair per pack and fasteners, 0.19 in hole diameter, for used to mount wood closet poles. Used to mount wood closet poles. For up to a 1-3/8 inch diameter pole. Includes 1 socket pair per pack. Highlights: 1-5/8 inch designed for mounting closet poles deep design socket gives and provides a secure installation for poles up to 1-5/8 inch diameter each set includes one open-ended socket for easy installation and removal of closet poles.