#18 Bonded Braided Nylon Mason Line – Flecked, 170 lb Test (500' & 1000' Options)

Bonded Braided Nylon Flecked Line is a high-performance mason line designed to maintain tension and eliminate sagging during layout and alignment work. Constructed from #18 bonded braided nylon, this line delivers superior durability, abrasion resistance, and alkali resistance—making it ideal for demanding masonry environments.

Engineered for consistent performance, it provides a reliable guide for straight, accurate courses on the jobsite. The flecked design enhances visibility, helping crews quickly identify line placement in various lighting conditions.

FEATURES

• Maintains tension helps eliminate sagging for precise alignment

• Bonded braided nylon increases strength and durability

• Abrasion resistant holds up in tough jobsite conditions

• Alkali resistant ideal for masonry environments

• 170 lb test strength reliable for heavy-duty use

• Flecked design improves visibility during layout

USES

• Brick and block alignment

• Masonry layout and course guidance

• General construction line marking

SPECIFICATIONS

• Material: bonded braided nylon

• Size: #18 line

• Tensile strength: 170 lb test

• Construction: braided, bonded

OPTIONS

• 500' – white / black flecks

• 500' – yellow / black flecks

• 500' – orange / black flecks

• 1000' – white / black flecks