Speedball Hunt Artists' Pen Nibs--Finest No. 104 box of 12 Hand-crafted stainless steel nibs can be inserted into Speed ball pen holders. When lettering Italic&#44; Roman&#44; Black letter&#44; etc. Select a broad-edged tool like the C-Series Speed ball nibs. When lettering pointed pen hands&#44; such as Copperplate&#44; use a flexible pointed nib such as the For mono line lettering&#44; select a Speed ball B-series nib.