the cutting blade is heat treatment,the rigidity can reach to 46-60 grade

3 edges teeth for extra fast cutting,the aggessive teeth will help you finish your works 5 times faste.specially suitable for pruning chipboard and plasterboard

• Triple teeth saw blade design provides a super sharp & effective cutting edge
• Safety release button on the handle to safely close & secure the blade
• Durable knurled rubberized plastic handle for a no-slip grip
• Great tool for camping, gardening, home, survival/emergency kits, and more
• To open and close this saw:
  (1) Safety release button must be pressed and held down to close the saw.
  (2) Safety release button must be pressed and held down to open the saw blade.
  (3) If the safety release button is not pressed and held down, the saw blade will not open. This important feature is to prevent accidental cuts, scrapes and injury while your saw is being stored or transported.