These are stainless steel precision torx socket head screws in 1-72 thread. Although these are very hard to find, they are common in modern knives and guns!
Specifications
Thread = 1-72
Head Style = Socket Head
Thread Length (measured under head) = .155 (5/32)
Head Diameter = .118
Torx Size Required= T-7
(1) Package = (25) Screws