Pixnor String Action Ruler Gauge Tool for Guitar Bass<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Material: Stainless Steel. Ruler size: 8.9 * 5.1cm 3.5 * 2in (length * width). </span></li><li><span class="a-list-item"> Application: electric guitar， bass and acoustic guitar. Unit: mm in. </span></li><li><span class="a-list-item"> Scale for string height: 0.01-0.14in 0.25-3.50mm. </span></li><li><span class="a-list-item"> Scale for bridge saddle slot depth: 0-0.875in 0-20mm. </span></li><li><span class="a-list-item"> Scale for nuts saddles and polepieces: 0-0.75in 0-20mm. </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/51Ehcayof9L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/416qBBJb2lL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/414poRMwJdL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51seuv2rNZL.jpg" noproxy>