5/16-18 x 2-1/2 Inch Coarse Plain 18-8 (A2) Stainless Steel #4 Phillips Drive Pan Head Machine Screw
Pan head design is slightly rounded with minimal vertical sides. Square drive is designed to reduce the risk of stripping and allow single-handed installation. Additionally reduces the ability to tamper with the fastener once installed.
*Photographs are representational and may not be size accurate