Alumicolor Ludwig Precision 12-Inch 30-60-90-Degree Triangle<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> 12-Inch length </span></li><li><span class="a-list-item"> Holes up to 1-inch in diameter </span></li><li><span class="a-list-item"> Made from high quality extruded aluminum </span></li><li><span class="a-list-item"> Inch and Centimeter calibrations allow for flexible use in any situation </span></li><li><span class="a-list-item"> Large printed numbers and holes are labeled for convenience and easy to read Measurements </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/31x9qlOykGL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31Gs4Q7bJpL.jpg" noproxy>