Los Angeles-based studio Ensso has designed an all-in-one fountain pen with scale ruler for architects and engineers. Launched on Kickstarter, the Escala pen has a long, triangular cap that doubles as ...

Design group ENSSO has launched a “scale ruler fountain pen” for architects, featuring 12 imperial and metric scales. Having launched on Kickstarter, the pen is now available for pre-order, made from ...

Designers, engineers, hobbyists and makers searching for a combination aluminum scale ruler and pencil set may be interested in the unique ONE 3. Featuring a Pilot FriXion erasable pen fused with ...