IRWIN Tools Tri and Mitre Square (1794473)<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Squares are used as measurement tools and for marking 90° angles</li><li>Squares feature a rust-proof， stainless-steel blade</li><li>Black， precision-etched scales are easy to read</li><li>High-impact ABS handle for durability</li><li>8" length</li><li>Squares are used as measurement tools and for marking 90° angles</li><li>Squares feature a rust-proof， stainless-steel blade</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41DL%2B7hlOoL.jpg" noproxy>