4.25" long key looks like an ink pen. Double lock pin. Pocket clip. Handcuff keys are of a standard design and are compatible with all standard series handcuffs. All keys are made of heat treated ...

The UZI Tactical Pen line has two new models ... aircraft grade aluminum with a screw-on cap featuring a universal handcuff key. Tactical Defender pens have a bulked-up, smooth serrated grip ...

The Gerber Impromptu Tactical Pen includes a glass breaker and the UZI Tactical Defender Pen carries a rather morally dubious handcuff key alongside ... the hardened steel clip on that casing ...