Semi-automatic self-retracting safety knife

1. The spring-activated blade retracts when it is lifted from the cutting surface
2. A powerful stainless steel return spring maintains the blade's tension
3. The textured design provides a comfortable and non-slip grip
4. The stainless steel channel secures the blade during use
5. Exclusive double-edged safety blade with unmatched sharpness and edge retention
6. Foldable blade for right or left-handed use

The OLFA SK-4 semi-automatic safety knife is ideal for those seeking precision cutting with superior safety features. The blade is spring-activated and retracts when lifted from the cutting surface, minimizing accidents and unwanted cuts. The powerful stainless steel spring ensures the blade's tension with each cut.

The durable ABS body has a textured design for a comfortable and non-slip grip. A robust stainless steel support channel runs the entire length of the handle to support the blade for intensive cutting.

The SK-4 semi-automatic self-retracting safety knife comes preloaded with an exclusive double-edged safety blade for unmatched sharpness and edge retention. A simple flip of the blade allows for right or left-handed use. Blade changes are quick and tool-free.

For added convenience, a hole for attaching a lanyard is included.

Also accepts OLFA safety blades: stainless steel double-edged safety blade, double-edged safety blade with rounded tip, stainless steel double-edged safety blade with rounded tip, and double-edged hook safety blade.