Tempilstik 28048 Surface Temperature Indicator, One Indicator, 650 Degree F
Tempil 24411 TEMPILAQ Advanced TL040 Temperature Indicating Liquid, 204 Degree C/400 Degree F, 2 oz. Ideal for Heat Treating, Brass Annealing, and Glass Production, Made in USA
Tempilstik 28045 Surface Temperature Indicator, One Indicator, 550 Degree F