Temperature-Indicating Crayons
Quickly apply temperature markings without the mess of a liquid. Marks melt when the surface heats to the temperature point for easy visual inspection.
| Temperature Point, ° F | Accuracy | Dia. | Lg. | Holder Material | Indicator Use | Each | |
| 104° | ±1% | 3/8" | 5" | Aluminum | One Time | 00000000 | 000000 |
| 109° | ±1% | 3/8" | 5" | Aluminum | One Time | 00000000 | 00000 |
| 119° | ±1% | 3/8" | 5" | Aluminum | One Time | 00000000 | 00000 |
| 125° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 140° | ±1% | 3/8" | 5" | Aluminum | One Time | 00000000 | 00000 |
| 150° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 158° | ±1% | 3/8" | 5" | Aluminum | One Time | 00000000 | 00000 |
| 169° | ±1% | 3/8" | 5" | Aluminum | One Time | 000000 | 00000 |
| 175° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 188° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 194° | ±1% | 3/8" | 5" | Aluminum | One Time | 000000 | 00000 |
| 200° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 206° | ±1% | 3/8" | 5" | Aluminum | One Time | 00000000 | 00000 |
| 213° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 219° | ±1% | 3/8" | 5" | Aluminum | One Time | 00000000 | 00000 |
| 225° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 239° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 250° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 256° | ±1% | 3/8" | 5" | Aluminum | One Time | 00000000 | 00000 |
| 263° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 275° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 288° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 300° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 313° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 325° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 338° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 344° | ±1% | 3/8" | 5" | Aluminum | One Time | 00000000 | 00000 |
| 350° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 363° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 375° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 388° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 400° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 413° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 425° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 437° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 450° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 463° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 475° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 488° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 500° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 518° | ±1% | 3/8" | 5" | Aluminum | One Time | 00000000 | 00000 |
| 525° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 550° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 575° | ±1% | 3/8" | 5" | Aluminum | One Time | 00000000 | 00000 |
| 600° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 650° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 700° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 750° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 800° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 850° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 900° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 932° | ±1% | 3/8" | 5" | Aluminum | One Time | 00000000 | 00000 |
| 950° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 1000° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 1022° | ±1% | 3/8" | 5" | Aluminum | One Time | 00000000 | 00000 |
| 1050° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 1100° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 1150° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 1200° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 1250° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 1300° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 1400° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 1450° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 1500° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 1550° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 1600° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 1650° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 1700° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 1800° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 1900° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 1950° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
| 2000° | ±1% | 3/8" | 5" | Aluminum | One Time | 0000000 | 00000 |
Temperature-Indicating Crayon Assortments

Apply multiple temperature markings to workpieces, pipes, and equipment to visually identify a wide range of temperature changes. Marks melt when the surface heats to the temperature point. Assortments come in a plastic case.
| Temperature Points, ° F | Accuracy | Dia. | Lg. | No. of Crayons | Each | |
| 125°, 150°, 175°, 200°, 225°, 250°, 275°, 300°, 325°, 350° | ±1% | 3/8" | 5" | 10 | 0000000 | 0000000 |
| 300°, 350°, 400°, 450°, 500°, 550°, 600°, 650°, 700°, 750° | ±1% | 3/8" | 5" | 10 | 0000000 | 000000 |
| 125°, 150°, 175°, 200°, 225°, 250°, 275°, 300°, 325°, 350°, 375°, 400°, 425°, 450°, 475°, 500°, 550°, 600°, 700°, 800° | ±1% | 3/8" | 5" | 20 | 0000000 | 000000 |
Temperature-Indicating Liquid

Painted directly on your surface, this liquid melts when it heats to the temperature point. It has a brush applicator in the cap.
Thinner returns dried-out temperature-indicating liquid to a workable consistency. It cannot be sold to Canada due to import regulations.
Liquid | Thinner | |||||||
|---|---|---|---|---|---|---|---|---|
| Temperature Point, ° F | Accuracy | Container Size, fl. oz. | Indicator Use | Each | Cannot Be Sold To | Each | ||
| 300° | ±1% | 2 | One Time | 00000000 | 000000 | Canada | 0000000 | 000000 |
| 325° | ±1% | 2 | One Time | 00000000 | 00000 | Canada | 0000000 | 00000 |
| 350° | ±1% | 2 | One Time | 00000000 | 00000 | Canada | 0000000 | 00000 |
| 375° | ±1% | 2 | One Time | 00000000 | 00000 | Canada | 0000000 | 00000 |
| 400° | ±1% | 2 | One Time | 00000000 | 00000 | Canada | 0000000 | 00000 |
| 450° | ±1% | 2 | One Time | 00000000 | 00000 | Canada | 0000000 | 00000 |
| 475° | ±1% | 2 | One Time | 00000000 | 00000 | Canada | 0000000 | 00000 |
| 500° | ±1% | 2 | One Time | 00000000 | 00000 | Canada | 0000000 | 00000 |
| 650° | ±1% | 2 | One Time | 00000000 | 00000 | Canada | 0000000 | 00000 |
| 700° | ±1% | 2 | One Time | 00000000 | 00000 | Canada | 0000000 | 00000 |
| 750° | ±1% | 2 | One Time | 00000000 | 00000 | Canada | 0000000 | 00000 |
| 800° | ±1% | 2 | One Time | 00000000 | 00000 | Canada | 0000000 | 00000 |
| 850° | ±1% | 2 | One Time | 00000000 | 00000 | Canada | 0000000 | 00000 |
| 900° | ±1% | 2 | One Time | 00000000 | 00000 | Canada | 0000000 | 00000 |
| 950° | ±1% | 2 | One Time | 00000000 | 00000 | Canada | 0000000 | 00000 |
| 1000° | ±1% | 2 | One Time | 00000000 | 00000 | Canada | 0000000 | 00000 |
| 1100° | ±1% | 2 | One Time | 00000000 | 00000 | Canada | 0000000 | 00000 |
| 1150° | ±1% | 2 | One Time | 00000000 | 00000 | Canada | 0000000 | 00000 |
| 1200° | ±1% | 2 | One Time | 00000000 | 00000 | Canada | 0000000 | 00000 |
| 1300° | ±1% | 2 | One Time | 00000000 | 00000 | Canada | 0000000 | 00000 |
| 1500° | ±1% | 2 | One Time | 00000000 | 00000 | Canada | 0000000 | 00000 |

























