#3-48 x 1/4 Inch Coarse Plain 18-8 (A2) Stainless Steel Cup Point Socket Head Set Screw Best Seller Door Trim Panel Retainer -

Door Trim Panel Retainer - GM General Motors Trucks 1983 - On

Outside Diameter: 1-1/4 Inch

BRASS PHIL PAN M/S 6-32X7/16

They can also be used in masonry to join stone and concrete

#3-48 x 1/4 Inch Coarse Plain 18-8 (A2) Stainless Steel Cup Point Socket Head Set Screw Best Seller Door Trim Panel Retainer -Cup point set screws feature a hex drive at one end and a cup shaped indentation at the other. The most commonly used set screw head style the thin edge of the cup end digs into the contact surface for high holding power. It is useful for fast permanent and semi permanent placement in applications where some indentation left by the cup end is acceptable.