these Welding soapstone marking pencils mark white, clear and removable markings; Our soap stone markers are suitable for various work like steel, iron, , tiles, asphalt and also works on chalkboard each flat soapstone pencil measures about 4.9 x 0.5 inches, the thickness is about 0.2 inches; Each cylindrical soapstone pencil measures about 4.9 x 0.26 inches; These are standard sizes suitable for everyday use you receive 20 round-shaped and 30 flat-shaped white soapstone pencils, providing ample quantity and variety to suit your various writing and marking needs in ; You can also share them with friends and colleagues these soap stone refills made of thick natural soapstone, they are uniform in texture and size, which create neat markings; Our soapstone pen not contaminate your weld or damage metal surfaces and easy to wipe off this soap stones welding is make suitable markings for Welding, Metal Fabrication, Construction, and Textile; Soapstone marking pencil mark white clear and removable Markings, idea for marking welding and cutting, Manufacturer: Akfldms