Middle Atlantic (Middle Atlantic Products / Legrand AV - Middle Atlantic) HP500 is a 500-piece pack of 10-32 rack screws designed for rack mounting server, audio and studio equipment. These screws feature a truss head and truss point style with a black oxide exterior finish and are made of nylon. The HP500 is supplied as a 500-pack fastener set (Fastener Type: Screw; Size/Thread Size: 10-32; Fastener Size listed as 10 x 1 in #8-32) and is compatible with standard rack groove diameters (0.75 Inches). Package Dimensions (as supplied): 5.87 x 3.86 x 3.74 inches; Item Weight: 3.83 pounds. UPC: 656747035722. Model / Item number: HP500. ASIN: B00L8ATXI6.