Duro Dyne PRO POINT 14345 Self Drilling Screw, #10, 3/4 in OAL, Hex Unslotted Head, Steel, Zinc Plated

Pro-Point Screws, with a precision formed drill point, are designed to fasten heavy gauge metals. These screws assure accurately sized holes for maximum holding power, eliminating the need for hole preparation and frequent alignment problems encountered in parts assembly. Ideal for fastening 4-bolt flange to ductwork. Pro Point Screws are quality tested through 1/8" cold rolled steel.