Cammenga Phosphorescent Wrist Compass Pens and Notebooks With the Mad Tanto Button

With the Mad Tanto Button Lock Micarta in your hand

keeping you cool and comfortable even on the hottest days

allowing for lightning-fast deployment with just a flick of your thumb

Easy stone rotation and identification

Designed for use on lawn mower blades

Cammenga Phosphorescent Wrist Compass Pens and Notebooks With the Mad Tanto Button1 1 8" diameter. Black machined aluminum housing. Provides accurate, hands free land navigation in the most demanding conditions. When light conditions become dark, the 10 graduations become luminous, making the compass face easy to read. Accuracy + 40 mils. Operates flawlessly in temperatures ranging from 50 F to 150 F. Induction damping for quick needle stabilization. Maintenance free illumination for over 10 years. Heavy duty black nylon wristband.