Professionals looking for a safety box cutter for use in warehouses, retail settings, industrial jobsites, packaging factories and any cutting activity in the workplace, look no further than this self-retracting box opener. Featuring a spring-loaded blade that automatically retracts when its disengaged from a cutting surface such as cardboard, the blade lock also prevents accidental blade exposure for ensured safety when not in use. Adding to the safety measures of this knife is the patented radius-tip blade that also helps with product protection. Designed with a versatile snap on holster and lanyard system, this retractable knife comfortably accommodates both left and right-handed users. The ergonomic, squeeze action blade trigger is constructed for ultimate control while the 2 edge guides help with quick and accurate top cuts. All SPEC OPS tools are backed by our 5-star, hassle-free lifetime warranty, and with each purchase made, we support our nation's heroes by donating 3% of proceeds to veteran and first responder causes.