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SPAX #10 x 2-1/2" Wafer Head Partial Thread T-Star+ HCR-X Exterior 77-Count (Pack of 5 / 385CT): Amazon.com: Industrial & Scientific
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
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Amazon.com: Spax 4581821001525 3/8” x 6" T-Star Drive Washer Head Black HCR (Exterior) PowerLag Screw (25 Pieces per Box) : Industrial & Scientific
Amazon.com: SPAX L-Box 500009164019 Mounting Case Large Yellox A2L Phillips Z Countersunk Head 17 Dimensions 2930 Pieces with 5 Spax Bits : Industrial & Scientific