Amazon.com: SPaX Screw Set with Countersunk Head Universal T-Star plus, Multi-Head/Fully Threaded / A2J 3.0 x 12 MM, Set of 200, zinc galvanised, 1191010300123 blank : Industrial & Scientific
Amazon.com: SPAX 4581020701005 1/4 x 4" T-Star Drive Washer Head Yellow Zinc (Interior Use) Powerlag Screw (50 Pieces per Box) : Industrial & Scientific