3/4-10 x 3 Inch Coarse Black Oxide Alloy Steel Cup Point Socket Head Set Screw Best Seller Penetrates loosens and emulsifies soil

Penetrates loosens and emulsifies soil oil dirt grease and films

For use on textured and acoustical ceiling tiles

The sealing washers for hex head bolts are yellow chromate plated with a vulcanized rubber insert

the circuits must be from separate sources

3/4-10 x 3 Inch Coarse Black Oxide Alloy Steel Cup Point Socket Head Set Screw Best Seller Penetrates loosens and emulsifies soilCup 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.