1. 3 in 1 Lock Aluminum alloy Utility Knife with T style blade. 
	2. Black Laser blade:0.6mm thickness, increase 20% than normal blade;HRC≥67;Durability increased by 5 times. 
	3. Slight gap between blade and holder, to cut more accurate. 
	4. Positive blade Auto-lock button with exceeding 60kg force. 
	5.It can be normally used after dropping test from 10m’s height.