Olfa 5-Pack 18MM Replacement Blades<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> Heavy duty， snap off replacement blades with 8 cutting edges per blade strip. Made from high-quality carbon tool steel. Used in construction and industrial applications. Cuts drywall， roofing， insulation， carpet and more. Replacement blades for OLFA knife #'s CL， OL， NOL-1， LA-X， L-2， and SL-1， SKU #'s 427.6622， 933.0614， 574.2358， 228.2572， 215.3278， and 531.4679. </span></li><li><span class="a-list-item"> UTILITY KNIFE BLADES </span></li><li><span class="a-list-item"> Blade Lgth mm=18 </span></li><li><span class="a-list-item"> SNAP OFF ， EA </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/31Lq4zuEj6L.jpg" noproxy>