MARSHALLTOWN Line Stretchers 4-12 in | Adjustable Masonry Tool Made in USA

Overview

MARSHALLTOWN Line Stretchers are contractor-grade tools designed to stretch Mason’s Line between key Line Blocks, creating a precise guiding line for brick and block work. Made from durable cast aluminum, these stretchers are fully adjustable from 4 to 12 inches, making them suitable for many masonry scenarios. A pair is included in each bag, ready to tackle a range of jobs on site.

Key benefits

When you need a straight reference along long courses, these stretchers let you pull tensioned line tight and hold it steady as you set bricks or blocks. The adjustable design accommodates different wall widths, while the sturdy construction minimizes flex under load.

• The adjustable 4–12 inch range fits common brick, block, and decorative layouts.
• Stretches Mason’s Line between Line Blocks for a reliable guiding reference.
• Constructed from durable cast aluminum for long-lasting use on busy job sites.
• Made in the USA with global materials, reflecting Marshalltown’s manufacturing standards.
• Each bag includes one pair of stretchers for quick setup.

Real-world use cases

In practice, line stretchers help crews maintain consistent course alignment across yard-long walls, supervise slope in foundations, and ensure even brick courses around openings. They are particularly useful when working with multiple segments or intricate patterns that require a steady line.

• Ideal for bricklaying and block-work where straight lines matter for drafts and joints.
• Pairs well with standard mason’s line and line blocks to guide spacing and alignment.

Why choose MARSHALLTOWN

Marshalltown is a trusted name in masonry tools, known for durable construction and reliable performance. The line stretchers align with the brand's emphasis on precision and efficiency, supporting crews as they set up straight lines for consistent results. The USA-made claim reflects a commitment to local manufacturing while using global materials to balance cost and quality.

Materials, build, and care

Crafted from cast aluminum, the stretchers resist bending and offer smooth operation as you adjust from 4 to 12 inches. The simple design is easy to clean and maintain, helping you stay productive on site.

Specifications

Adjustable range: 4" to 12"; Construction: cast aluminum; Packaging: one pair per bag; Origin: made in the USA with global materials.