Uzi Tactical Defender Pen in Ultra Durable Aircraft Aluminum with Striking Point Uzi Tactical Pens are a refillable Heavy-duty tactical pen with ballpoint pen tips made from lightweight aircraft aluminum. Comes in black and is refillable with standard and fisher space pen refills. This Tactical Glass breaker Pen Features a carbide striking point glass breaker tip. UZI Tactical Pens are proudly used and trusted by the Army, secret service, special forces, police officers and other law enforcement agencies.