Welding Chalks

Works well on particularly wet materials such as steel, glass and PVC pipes. Can be wiped clean with a wet cloth. For writing on water resistant blackboards and green boards for construction. For marking metal plates and building materials during construction. * Cannot be written over oil.

The meltable compound was hardened into a rod shape. A pencil type that is convenient to carry. Please use it to check the temperature of already heated objects. Apply Thermo Crayon-M to a heated object and determine if it melts or not, above or below the indicated temperature. Since it is colore... Read More

The color is bright, it is hard to hold for a long time, and it can be seen clearly even in a dark place where it does not break.

You can write anywhere on the whiteboard, glass, or anything that is wet.

It is easy to write because it can be used in fine or bold. It is easy to hold, hard to break, and does not get dirty even if you hold it directly by hand. It is a chalk that does not melt easily even in hot places and does not lose much.

You can write anywhere on the whiteboard, glass, or anything that is wet.