Jumbo Pack - sufficient quantity for your various making needs; And each flat soapstone pen Refills measures 125 x 12mm; They are uniform in texture and size, refills for standard soap stone holders Function - These soapstone marking pencils mark white, clear and removable markings; Our flat soap stone markers are suitable for various work like steel, iron, , tiles, asphalt and more Quality Material - These soap stone refills made of high-quality material, which create neat markings; Our flat soapstone pen not contaminate your weld or damage metal surfaces Wide Applications - The soap stones chalk perfect for welding, brazing, cutting, metal joining techniques, construction, and etc. Easy to Remove - Our flat soapstone creates visible marks, at the same time, you can easily remove these marks when your painting is finished; Easy to wipe off when desired Color: As Shown Material: Package Contents: 72Pcs * Soapstone Pen Refills Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.