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The Starrett 11H-300 combination square features a machine-divided, hardened, and tempered steel rule (or blade) that is mounted on an adjustable square head. A reversible lock bolt allows the blade to be turned over or end-to-end without removing the lock bolt or nut, ensuring true alignment of the blade and heads. The square head is made of cast iron, offering superior quality compared to the cheap imitation plastic or die-cast heads commonly found on the market. This combination square measures 300mm in length.

The L.S. Starrett Company, founded in 1880 and headquartered in Athol, MA, is a renowned manufacturer of precision measuring tools, metrology, and testing equipment, as well as saw blade products.

Designed for Precision: The ruler has a 35-graduation type with mm and 1/2mm markings on both sides, making it easy to use and significantly increasing the accuracy of your measurements.

Built to Last: Starrett's combination squares are designed to withstand even the harshest environments, built to last a lifetime. They are highly reliable and perfect for any project you undertake.

Variety of Uses: The square head can be utilized for a wide range of purposes, such as scribing right angles and parallel lines, measuring, tri-squaring, mitering, depth gauging, height gauging, and leveling.

Quality Made: The blade is crafted from hardened steel, providing exceptional durability and resistance to wear, rough usage, high-impact pressure, and shock.

Versatile Layout Tool: Starrett squares are offered in a practical variety of styles to suit the needs of diverse users, whether they are toolmakers, mechanics, carpenters, or "do-it-yourself" homeowners.

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