Auto-retracting blade Safety Knife features powerful return spring, thick stainless steel blade channel and ergonomic grip. Eliminates injuries while cutting work. Accommodates both right- and left-handed users. No tools required for blade replacement.
Self-retracting blade for safety
Spring-activated blade automatically retracts after cutting, minimizing accidents and unwanted cuts.
【How to use】
①Press the slider to expose blade.
②You can remove your thumb from the slider while cutting.
②Blade automatically retracts when lifted from the cutting surface.
Safety Lanyard Hole
Safety Lanyard Hole to prevent accidents.
* Lanyard is NOT included in the package.
GS Mark – Geprüfte Siterlet (Tested Safety)
The SK-4 has acquired the GS mark, which certifies it meets the quality and safety standards set by the German Product Safety Act (ProdSG).
How to replace blade
Do not extend the slider more than necessary; the blade may not return properly.
Every OLFA Safety Knife makes a contribution to safe working conditions.
Cost saving industrial package.
Spare blade for safety/utility and heavy-duty sub knife.
Stainless steel blade for "SK-12" and other OLFA safety knives.
Rounded-tip stainless steel blade for "SK-12" and other OLFA safety knives.
Rounded-tip blade for "SK-6" and other OLFA safety knives.
Small hook blade for safety/utility knife.
Featuring Quick Blade Change, every OLFA Safety Knife makes a contribution to safe working conditions.