5/16-18 x 1 Serrated Hex Flanged Washer Full Thread Screw Black Oxide ASU This screw is commonly used

This screw is commonly used in marine

The bugle square drive ensures easy installation with minimal stripping

Carriage bolts are used to fasten wood to wood or metal to wood

The 5/16-18 thread size allows for easy installation and compatibility with standard bolts

and other structures

5/16-18 x 1 Serrated Hex Flanged Washer Full Thread Screw Black Oxide ASU This screw is commonly used5 16 18 x 1 Serrated Hex Flanged Washer Full Thread Screw Black Oxide This screw is made of steel and has a black oxide finish. It has a hex head with a washer flange and a full thread. The screw is 1 inch long and has a diameter of 5 16 inches. The serrations on the washer flange help to prevent the screw from loosening. This screw is commonly used in automotive and industrial applications.