Mantis Pen tool A gentle spin of the

A gentle spin of the outer ring triggers the inner ring to rotate at five times the speed

A transparent window in the center allows you to watch the buckyballs bounce along the track

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• Premium CNC craftsmanship

adding a layer of complexity and refinement to the play experience

Mantis Pen tool A gentle spin of theProduct Description The Mantis Pen is a refined Grade 5 titanium 4 in 1 multi tool that merges precision writing with everyday utility. It features a bolt action mechanism, and cleverly integrates four functional elements in one sleek tube: an eternal pen tip capable of writing on virtually any surface (even underwater), a micro knife with replaceable blade, a tungsten steel tip for glass breaking or striking, and a waterproof capsule for storing