Manufactured to the Highest Quality Available. * Design is stylish and innovative. Satisfaction Ensured. * Great Gift Idea. Alltrade designs#44; supplies#44; tools and shop equipment that meet and exceed our customersapos; expectations of quality#44; service and value#44; while achieving perfection Patented design offers quick blade changeout. Press a button to release a used blade#44; retract the blade cartridge#44; then advance a new blade. No knife disassembly required. Includes six carbon steel baldes. Comfortable dual density handle.