The PowerGRP GRP-418 100-Count Resealable Pack of Type 21 Natural-Colored General-Purpose Cable Ties are 4†long, with 18lb 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 4†cables ties around a wide range of equipment with a bundle diameter between .06†(1.5mm) and .87†(22mm), using the bent tips and serrated locking mechanism to form an effortless and secur