Product: Retractable Utility Knife, Box Cutter, 12 Blades, Premium Rubbered Handle, Wide Razor, Smooth Mechanism, Office and Home use, for Cartons/ Rope/Cable Ties/ Handcraft, Random Color, by Lambery
Brand: Lambery
This will be your perfect choice of various cutting duty, always be safe and reliable, with shape blades and solid structure, designed for wide home and office use 
 Package Included:  
 Original Utility Knife * 2 
Extra Blades * 10 （You can also snap off the blade to get a new tip before changing a new blade- there're 13 slots to snap off on each blade）
 
 How to change a new blade 
 1. Slide to open the bottom lid 
 2. Pull the used blade out of the handle by pressing down the lock button
 3. Get a new blade to replace the used blade in the slot 
 4. Push the new blade and lock button back into the handle 
 Where to store the spare blades
 1. Slide to open the bottom lid 
 2. Insert in your spare blades and close the lid
 
 Warning: 
 1. Avaliable to cut paper, box, leather, plastic for home and office use, but please don't use them to cut metal, stone or other hard materials for industrial use. 
 2. Keep it away from children!
1. 【Sharp and Wider Razor】 Wide and replaceable 18mm razor blade made of hard steel, easy to cut box, rope, cable ties, you'll enjoy the shape and reliable blades
2. 【Stable Rubbery Hilt】Much safer than common plastic knife, we optimized our high-strength handle with tough rubbery to keep it stable and comfortable
3. 【Economical 12PCS Pack】 2 Knives with 10 extra Snap off blades, therefore it'll be a much lower cost than buying 12 new knives, pay less enjoy more
4. 【Handle with Inner Storage】 Open the lid at the bottom of the hilt, there's a concealed space used to store spare blades, always be prepared for heavy duty
5. 【Classical Auto-lock】 Auto-lock design can help you to push out and retract the razor smoothly

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