The opening knife, also called a swivel or swivel knife, allows you to incise the leather. It is a metal tool composed of a sharp blade. The index finger is positioned on the stirrup, the thumb and middle finger on each side of the handle as if holding a pencil. With the index finger you control the depth of the cut while the other fingers are used to rotate to make the shapes you want.
This knife is sold with a straight steelblade with a 7/32 mounting diameter and a protective cap for the blade.
Tool size:
- Height between the bottom of the finger and the end of the blade: fixed at 7 cm