Hobby Metal Kits LLC Keeping metal affordable

(AH11/.313-12) Aluminum 2011-T3 5/16" hexagon x 12"

$1.90

2011 T3 is a common screw machining stock.  It machines very easily and can be heat treated.:

Tensile strength: 55.0 ksi         Yield strength: 43.0 ksi

ASTM: B 211        AMS-QQ-A-225/3