Troika Construction Pen PIP20, Multi-tool Ballpoint Pen Olive Oil Green Silver Micro Pen while the barrel boasts built-in

while the barrel boasts built-in centimeter/inch ruler and 1:20 and 1:50 scales for added convenience

Troika's Karim Rashid designed by well known designer Karim Rashid

Finish lacquered mat black with gold imprint

Made of solid cast metal in gunmetal grey

Troika Construction Pen PIP20, Multi-tool Ballpoint Pen Olive Oil Green Silver Micro Pen while the barrel boasts built-inTroika's Original Construction Pen Olive Oil Green This nicely weighted ballpoint pen has six sides, which ensures a very comfortable grip when writing. The Troika construction Ballpoint features an architectural ruler in both centimeter and inches, a level, mini screwdriver with both flat head and Phillips head, and a matching color stylus. Surgical grip ensures easy twist action. Spare parts and refills available. Troika's Construction Pen is