Draper 18952 150mm Try and Mitre Square

Draper-150mm-Try-and-Mitre-Square-Draper-18952-p-This-try-square-features-a-triple-brass-pinned-steel-blade-for-years-of-reliably-accurate-use-The-polished-steel-blade-is-graduated-in-both-mm-and-1-16-of-an-inch-on-both-sides-and-clearly-marked-The-matt-black-metal-stock-has-carefully-machined-faces-and-incorporates-a-built-in-spirit-level-BR-BR-This-mitre-square-is-perfect-for-checking-corners-and-edges-and-used-to-mark-off-angles-of-45-deg-90-deg-and-135-deg-angles-and-is-ideal