28mm Automatic Round Knife Cutting Patchwork Patchwork Wheel Knife Leather Cutting Carton

https://youtu.be/aufM524-BZY https://youtu.be/o3t5bGSMfkw ●Made in Taiwan ●If the blade protection cover cannot be closed smoothly, please loosen the rotary knob on the back! The protection cover can be closed smoothly ●Non-slip soft grip, comfortable and easy to use for a long time ●The handle is ergonomic, saving effort and time ●The back screw can change the tightness to meet different strength requirements ●High carbon steel blade, sharp, durable, not easy to rust and oxidize ●The blade can be replaced in four steps, safe and convenient!