Slim Bolt Action PenNow with the updated single screw clip design Tactile Turn's Slim Bolt Action pen was born after many requests from customers for a slimmer, lighter version of their infamous Bolt Action pen. The unique bolt action shape allows for one fluid motion to advance or retract the refill. Because the surfaces of both the interior part and the inside surface have been carefully machined to be extra smooth, the action feels amazingly satisfying. Tactile Turn