Vintage K&E, Vertex, Unitech and Ridgeway Drafting Lettering Set, Tools and Wooden Box. Includes following lettering sets: 4 Keuffel & Esser (pen 1 - 4) 2 Unitech (Made in Japan) (pen 0 and 4) 1 Ridgway’s (pen 3) 8 Vertex (pen 0 - 4, 6 and 2 - 00) Koh - I - Noor Rapidograph Lettering Pen