These are 6-32 Button Head stainless steel precision torx screws. They are made in the USA from 302HQ stainless. They are also DFARS compliant. These are hard to find.
Specifications:
6-32 - Button Head
Thread Length (measured under head) = 0.250 inch
Head Diameter = 0.255 inch
Torx Size Required= T-10
302HQ Stainless DFARS Compliant
Made in the USA
(1) Package = (25) screws