Tajima Chalk-Rite Dura 1 mm Snap-Line with Extra Bold Braided Replacement Line & 10.5 oz Ultra-Fine Powder Blue ChalkThis new tajima CHALK-RITE extra heavy-duty ENDURA chalk box with 1 mm chalk snap line.Features:Premium braided line creates an Extra Bold 0.04 in ( 1.0 mm ) lineHeavy-duty aluminum case integrated with non-slip grip surfaceLarge gasket-sealed refill portDouble-speed winding mechanismPack Includes:(1) Chalk-Rite Dura 0.04 in ( 1.0 mm ) x 100 ft ( 30 m )(1) Chalk-Rite Replacement Line 0.04 in ( 1 mm ) x 100 ft ( 30 m )(1) Chalk-Rite Micro Chalk - Blue