[TOOL-LESS BLADE CHANGE] – Push-button blade change allow for blade changes with the push of button Simply press the handle blade change button pull the blade out and replace with a new blade [FORGED FROM JAPANESE SK HIGH-CARBON STEEL w/ IMPLUSE HARDENED TEETH] – Crafted from durable & reliable Japanese SK heat-treated high-carbon steel with special corrosion resistant finish [LIFETIME USA SUPPORT] – Protected by unbeatable lifetime US-based support right here in Atlanta Georgia