<b>Specification: </b><br> Blade size: 24mmX2mm/0.94 x 0.07in (L x Dia) <br> Holder Size: 45mmX11mm/1.77 x 0.45in <br><br> <b>Package Includes: </b><br> 1 x Blade holder<br> 10 x 30 Degree Cutter Blade <br> 10 x 45 Degree Cutter Blade <br> 10 x 60 Degree Cutter Blade <br><br> <b>Tips: </b><br> 1. Blade should not extend too long, generally within half a millimeter is better, while paying <br>attention to extended blade longer properly when carve the small print, in order to avoid the <br>blade holder take the carved strokes away. Suitably engraved small print with new cutter and slow down. <br><br> 2. When the word carved with angular phenomenon, you should change the blade to eliminate the <br>problem, if the phenomenon persists after change blade, it should be the holder problem. <br><br> 3. When problem arise the blade holder, try a drop of oil in the bearing and rotate the blade several times to lubricate, if still unresolved, consider replacing the blade holder. <br><br>