10pc Diamond Mini Needle File Set Metal Glass Stone<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Mini needle file set for fine detail work in 10 unique shapes</li><li>Hardened steel shafts with non-rust nickel finish， embedded with industrial diamonds</li><li>World's hardest abrasive surface - effective on hardened steel， glass， tile， stone</li><li>Each file unique shape to cover full range shaping， forming， carving， engraving &amp; material removal</li><li>4" length x 3.0mm average-width allows access in really tight fits; non-slip PVC-dipped handles</li></ul></div><img src="http://ecx.images-amazon.com/images/I/4188bwmkf%2BL.jpg" noproxy>