The blade part is made of HSS, the sharpness of the blade is long lasting.
All blades are the same.
Use the same blade and have the same performance.
Length - 185mm
Width - Blade - 30mm
Thickness - Blade - 3.0mm
 
Precautions for use.
First of all, the blade is extremely sharp.
Use it after checking through the test. Must be used on cutting pad.
Because the blades very sharp, the cutting pad can be cut or pinched If you give too much force.
If you curve in that state, the blade may break.
The correct usage is to work with the appropriate force on the cutting pad.