standard aesthetic tool used by the standard: knife is a dangerous tool, so the tool must be standardized to use, this is not only responsible for their own safety, but also responsible for the safety of others!
art knife use attention: (1) when the blade is used, do not put too much on the blade. Don't put too much on the blade. Don't put it in the place where the blade is forward. When it is not used, the blade is rusty or worn, it is best to replace the new blade as other tools, such as twisting screw, etc. Hold the correct method, the use of knife, do not use the knife to cut hard