Stainless steel precision torx screws. 3A 302 Stainless Steel (DFARS Compliant). Very hard to find!
Specifications:
Thread Length = 0.500 inch
Head Diameter = 0.135 inch
Torx Size Required= T-5
302HQ Stainless DFARS Compliant
Made in the USA
(1) Package = (25) Screws