Square Recess

Select Material and Thread Length
Black Oxide - Full Thread
Round Washer - Square Recess - Deep Thread Wood Screws - Full Thread - Black Oxide
Black Oxide - Partial Thread
Round Washer - Square Recess - Deep Thread Wood Screws - Partial Thread - Black Oxide
Zinc - Full Thread
Round Washer - Square Recess - Deep Thread Wood Screw - Full Thread - Zinc
Zinc - Partial Thread
Round Washer - Square Recess - Deep Thread Wood Screws - Partial Thread - Zinc