Markal Certified Thermomelt Temperature Indicator Heat Stick, 350 Degrees Fahrenheit, 5" Length

Typical application includes: metal, copper, PVC, rubber, glass, ceramics, granite, stone, tile, plastic, wood, paper, fabrication and identification purposes. Handy pocket clip keeps it in your pocket.

• Accurate, fast, low-cost method for measuring surface temperatures
• Ideal for applications such as annealing, forging, welding, bending, forming
• Initially the mark appears dull and chalky then quickly melts to a transparent-appearing liquid
• Accurate to within +/- 1 percent of rated temperature
• Bigger design makes Thermomelt the industry’s longest-lasting heat stick