Marshalltown 620 Twisted Nylon Line (White).
• Twisted nylon, size 15 - 4" core
• Length: 285ft / 85.5m
• Line is "Heat-set" after winding to stabilize
• Not affected by mortar, oil, or mildew and will not absorb water
• Ideal for staking out sites, concrete & landscape layout as well as brick/block laying