Description This high quality Josco chalk is semi-permanent and suitable for marking steel, stone and masonry. It’s available in 5mm or 10mm sticks. Features: Makes a wax like mark Water resistant Suitable for industrial use Josco engineer’s chalk – quick reference Code Size Qty JECHALK1005 80 x 10 x 5mm 100 JECHALK1010 80 x 10 x 10mm 50 There is a broader range of chalk and crayons available here.
