Everbilt #18 x 800 ft White Twisted Mason Line

 
Twisted Mason's Line is an excellent solution when you need a straight line that will not sag. Bricklayers have historically relied on mason's line to aid in keeping their work straight and even, but that is only one of its numerous uses. Mason's line is a popular choice for repairing fishing nets, and it is widely used in gardening and arts and crafts.
 
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