The PowerGRP GRP-1140 100-Count Resealable Pack of Type 21 Black-Colored General-Purpose Cable Ties are 11†long, with 40lb of tensile strength for professional applications. They’re made from polyamide 6,6 nylon, resulting in a high mechanical strength and a wide temperature range (-40 F to 185 F). Fasten these 11†cables ties around a wide range of equipment with a bundle diameter between .08†(2mm) and 2.99†(76mm), using the bent tips and serrated locking mechanism to form an effortless and secure grip. Designed for cable management in industrial applications.