US Cable Ties 316 marine grade stainless steel cable ties are designed for high impact, very high heat, exceptional chemical resistance, and truly extreme UV resistance for high strength professional use. Great for farm, trucking, and heavy equipment applications including securing chemical lines or in high vibration or highly abrasive applications. Great for marine applications for long term exposure to salt water. Operating temperature is -80 to 1000°F (-62 to 538°C) for use with extreme heat applications where nylon cable ties are just not suitable. Made in USA!