ESS BEE Knife heater box electric heaters heat separate rubber cutting knives, trim blades, burn-in knives, and other tools requiring heat for efficient performance. They allow increased flexibility and safer operation than an all-in-one corded heating tools due to no restriction areas of work and no tangled cords. Safety is increased further with a perforated guard to prevent contact with heater surfaces. ESS BEE heater comes to full heat in a few minutes and maintains a constant heat, which can be controlled by thermostat. The Knife Heater has access from the front and rear for increased productivity and can hold unto 6, 8 square knives.