<b>Item number: HS2510005</b><br> Working temperature:-40 to 185 degrees F<br> HS 1000 zip ties 4" are for industrial standard, this ties are strong and durable enough that applied to electronic, fasten widget,also it’s used to office/cars/garage/network/garden,anywhere you want it be. <br> Such a useful mini wire ties black,every diy project need it.