K thermocouple with glass braiding.
Can be cut to the desired length and use.
Thermocouple Type: K (JIS Class 2)
Wire diameter: 0.04 inch (0.1 mm)
Color: Blue (JIS Class 2).
Covering Material: Heat resistant glass (maximum usage temperature of 558°F (250°C).
Outer Diameter: 0.03 x 0.05 inches (0.8 x 1.2
Length: 328.4 ft (100 m)