Stanley fatmax pro chalk line stanley 0 47 488 stanley fatmax extreme 30 metre chalk line and chalk setthe chalk line is enclosed in a durable die cast aluminium housing with a patented chalk view window to see exactly how much chalk is left a release button allows line extension without handle rotation and the line can be quickly rewound due to the 51 gear ratiosupplied with a 113g refill of black chalkchalk line length 30m 100 ft stanley 0 47 488 fatmax pro chalk line amp 225g