Another awesome build process by the one and only Seth. That's right. He's started on his arm using Andreas's inspirational arm build, to start on his own replicate arm like Andreas, using very simple tools. Trust me. This guy is THE ultimate Machinist himself, without the need of a CNC machine....is it possible, well...fest your eyes: http://hbsboard.com/index.php/topic,3562.msg31100.html#msg31100