Draper 34049 100mm Engineers Precision Square

Draper-100mm-Engineers-Precision-Square-Draper-34049-p-This-precision-square-has-been-carefully-crafted-from-high-quality-tool-steel-The-squareness-of-the-blade-edges-and-the-stock-working-face-falls-within-plusmn-0-016mm-0-00064-inch-This-square-has-been-manufactured-to-BS939-workshop-Grade-B-standard-tolerance-p-Draper-34049-100mm-Engineers-Precision-Square

Price: 14.57 from Rapid Online Rapid Electronics Ltd.