CHALK / SOAP STONE PL66400 (100PCS/BOX) 120X10X5MM

-Soapstone chalk, also known as soap stone or boilermaker's chalk, is primarily used -for marking metal surfaces, especially in welding, fabrication, and construction.- It's a natural, soft mineral that can withstand high temperatures, leaving clear, temporary marks on various metals. -Unlike regular chalk, it doesn't smudge or wear off easily and is non-toxic, making it safe for use in --workshops and industrial settings, according to Vulcania Reinforcing Solutions.