Description309 Stainless Steel Tool Wrap309 Stainless Steel Tool Wrap for your In-house Heat Treatment. Type 309 wrap are apt for high-temperature heat treatments up to 2250 degrees Fahrenheit. If you use the product properly, you can get an airtight thick covering over the tool, which highly enhances the heat-hardening process.12″ wide rolls .002″ thick 10 feet length roll
