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Cutting certain materials such as thick sheets of rubber or triple-wall corrugated cardboard requires a degree of force that is dangerous to use with most standard utility knives. That’s why we recommend the Martor Power-Cut for your heavy-duty jobs. The Power-Cut is a spring loaded safety knife made with an ergonomic, glass reinforced polyamide shaft. [...]

A heavy duty automatic self retracting knife will become your new best tool. If you are handling tough and often difficult cutting jobs, this knife’s spring loaded blade is designed for precision cutting and efficiency. Manufactured by Martor USA, this knife is used for cutting through large container boxes, large packages, cardboard boxes, corrugated boxes [...]

If you are looking for the largest selection in safety knives, check out MartorUSA.com.  You can browse the fixed blade knives like the Classic cutter that is available in a straight or a hook fixed-blade in the handle. Or for a step up to safety their selection of manually retractable knives and for the ultimate [...]

If you are taking on large cutting jobs, you’re not going to want a weak wimpy cutter.  Buy yourself a couple of heavy duty safety cutters which are designed for undertaking large cutting works. These cutters are equipped with a wide range of blades for allowing flexibility to handle different cutting tasks. Most of these [...]

Get your toughest jobs done with a heavy-duty safety cutter that is constructed to easily perform all of your general purpose cutting tasks. Ergonomically designed for both right and left handed users, the Megasafe heavy-duty safety cutter also features a tool free blade change to fit your needs for a straight or hook blade. MartorUSA.com [...]

For the ultimate in safety, check out the Megasafe heavy-duty safety cutter that automatically retracts the blade into the handle when it loses contact with the material being cut, regardless of what position the slider is in. The Megasafe cutting tool features the option for a straight blade or hook blade, with the ability to [...]

Get your toughest jobs done with a heavy-duty safety cutter from MartorUSA.com that automatically self-retracts when it loses contact with the material being cut. The Megasafe automatic self-retracting safety knife is a perfect durable, general use cutting tool made with an aluminum handle that is designed for both left and right handed users. Featuring an [...]