Pilot Down Force Retractable Ball Point Pen, Fine Point, Black Ink, Single Pen (51410) Pressurized ink refill system writes smoothly at any angle and in dry or wet conditions Sturdy metal spring clip Ideal for contractors, plumbers, aviation mechanics, construction, utilities workers, nurses, doctors and more 1 black pen with fine point (0.7mm) black ink Retractable and refillable - Down Force refill model #77346 sold separately