คุณลักษณะ

• Usage: Drill holes in the floor with a hand drill.　Insert a check rod into the hole you made to check for obstructions.　If there is no problem, I will cut it with a saw.　Repeat it several times, and it will be complete when you can cut it to a size that people can put in.
• For rescuing wooden roofs.
• Allows opening work to the wood floor in one set.
• A tip blade with a special seam that cuts through a small hole.
• a hand tool that does not require electricity.
• By keeping them in a disaster prevention warehouse or at home, not only professional personnel can do rescue work by themselves.