This white mason's line from marshalltown provides excellent visibility against darker backgrounds and materials, making it ideal for precision work on brick and blockwork projects. The 76.2m 250ft length offers generous coverage for extended runs without the need for frequent repositioning. Manufactured from twisted nylon that has been heat set after winding, this line delivers enhanced stability and maintains accurate tension throughout use. The heat setting process locks the twist pattern, preventing unwinding and ensuring the line remains true over time. The white colour is particularly effective for traditional bricklaying applications where contrast against red or buff bricks is essential. Not affected by mortar, oil or mildew, and will not absorb water, ensuring reliable performance in all weather conditions. Perfect for staking out sites, concrete and landscaping layout work as well as brick and block laying. Features and benefits bull white colour for excellent visibility against darker materials bull 76.2m 250ft length for extended coverage bull heat set twisted nylon construction for superior stability bull resistant to mortar, oil and mildew bull non absorbent for consistent performance bull made in the u.s.a specifications length m 76.2 length ft 250 colour white line material nylon