MulWark Heavy Duty Rust-Proof Zinc-Alloy Snap-Off Utility Knife Multi Box Cutter For Carpet， Rope， Cardboard-5pc Extra Sharp Quick Change Razor Blades Self-Loaded， Metal Safety Lock And Rubber Handle<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>SUPREME CUTTING PERFORMANCE - The self-loading 5pc 18mm rust resistant retractable snap away blades are all made of SK4 steel， featuring triple ground cutting edge， sharper and can stay sharp longer than normal ones， with the headlock ensuring strong and stable cut while using</li><li>CONVENIENT BLADE CARTRIDGE - Can store up to 6pc 25mm breakaway blades in the chamber， keep you hassle free from frequent blade replacement</li><li>QUICK BLADE CHANGE - Push the slider up to the end and backwards to its original position， you can fast remove and refill razor blades without taking apart the whole knife</li><li>INJURY-AVOIDING MECHANISM - Compared with snap-on pocket knife， the auto-lock slider &amp; extra blade-secure swivel lock， and the high quality stainless steel sliding track， along with the non-slip soft TPR handle that provides secure grip， make up the whole mechanism to protect you from cutting yourself</li><li>LIFETIME WARRANTY - All MulWark tools are warranted to be free of defects in materials and workmanship for as long as you own the product， you may return this product free of charge with original purchase receipt or choose to get a replacement</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41xB3k7X%2B%2BL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/512dYPnExgL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/516bpp4B60L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51eHWoCbA5L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/516j%2Bk4839L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51bLAXrUC1L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41o1R178-oL.jpg" noproxy>