Hardware Screws PN# 7229 $412.53 / CS NEW Hardware Screws PN# 7229 # 6-13 X 1/2" Phillips Flat Undercut Head Coarse Thread Zinc Plated Screws (#5 Head O.D.) Undercut Screw is designed to prevents splits caused by the head itself. Quantity per CS 100 1000 5000 25000 CS Weight 29.2 lb Diameter Length Drive Head Point Finish Bit Thread #5, #6 1/2" Ph#2 Flat Head Sharp Zinc Ph#2 Coarse NEW $412.53 / CS Quantity