Parker Jotter Stainless Steel Mechanical Pencil 0.5mm refillable lead. Stainless steel cap, barrel & button, continuous feed pencil with button action. The pocket clip has a good reliable steel clip, which displays the famous Parker pen trademark arrow design. The Parker Jotter stainless steel mechanical pencil is a vintage classic pencil. The popular Jotter is preferred the world over for it’s reliability and durability.