The PenBlade safety knife has a retractable blade that activates like a click pen and retracts with a simple press of a button. This durable and ergonomic knife leads the way in precision and safety. The unique tool combines a stainless steel blade that retracts at the touch of a button. Ideal for light to heavy weight projects.

Contains one #10 pen, one #11 pen and one #15 pen.

Includes a built in ruler and a thread cutting groove.