Features: The blade is made of aluminum alloy, with advanced manufacturing technology, excellent cutting performances, long lasting and wear resistance. The blade holder uses bearings to ensure smooth and stable cutting. The outer shells of the holder is made of hard alloy, which is beautiful and wear-resistant. Offer 11 levels of adjustable cutting depth. Instructions for use: Before use, you need to remove the protective shells of the blade, Then put the blade into the blade holder. If you need to remove the blade, press the handle above the blade holder and the blade will out. Made of durable metal, the Tsadeer Plotter Cutter ensures long lasting performances and features a stylish green color. Specifications: Material:Aluminum Alloy Package Includes: 5Pcs 30 Degree Blade 5Pcs 45 Degree Blade 5Pcs 60 Degree Blade 1x Blade Holder note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.