General description Stanley FatMax Chalk Line Set includes two 30-meter chalk lines, each filled with 113g of blue chalk, and a fine tip permanent marker pen. This set is designed for durability and ease of use in various marking applications. Technical specifications Chalk line length: 30 meters Chalk capacity: 45g Weight of chalk: 113g Gear ratio: 3.5 to 1 Other information Patented chalk view window to monitor chalk levels Stainless steel hook for durability and rust prevention High impact ABS case for added durability Metal crank folds into the case for easy storage Plumb Bob facility for precise vertical alignment