Specification: cap after the pen body length: 13.50 cm
Maximum diameter of pen: 11.5 millimeter
Writing about 0.5-0.6 millimeter, normal writing
Pen tube: fine paint on the brass surface, electroplating, engraving, and beautifully corroded patterns.
Pen clip: high quality p copper flush pen clamp has the elasticity and toughness.
Electrical parts: manufactured copper, gold after ion thick gold plating process, the surface has a gold like appearance, is not easy to wear, durable. 
