9-15 x 1 Unslotted Indented High Hex Washer Head with Shoulder and 304 Stainless Steel Bonded Washer Pole Grip Screw Hi-Low Thread Type S Strong Shield CoatedAttaches metal to wood. Used in roofing and siding applications.

This 3/16 x 1-3/4 Slotted Indented Hex Washer Head Concrete Screw in Blue Finish is perfect for fastening materials to concrete surfaces

This 1/4 x 2-1/4 Phillips Flat Head Concrete Screw in Blue Finish is perfect for fastening materials to concrete surfaces

This 1/4 x 3-3/4 Slotted Indented Hex Washer Head Concrete Screw in Blue Finish is perfect for fastening materials to concrete surfaces

This 3/16 x 4 Slotted Indented Hex Washer Head Concrete Screw in Blue Finish is perfect for fastening materials to concrete surfaces

This 3/16 x 2-3/4 Slotted Indented Hex Washer Head Concrete Screw in Blue Finish is perfect for fastening materials to concrete surfaces

This 1/4 x 4 Phillips Flat Head Concrete Screw in Blue Finish is perfect for fastening materials to concrete surfaces

Attaches metal or aluminum to metal or aluminum

This 1/4 x 4 Slotted Indented Hex Washer Head Concrete Screw in Blue Finish is perfect for fastening materials to concrete surfaces

This 3/16 x 2-1/4 Phillips Flat Head Concrete Screw in Blue Finish is perfect for fastening materials to concrete surfaces

Attaches gypsum board to wood studs

This 3/16 x 3-1/4 Phillips Flat Head Concrete Screw in Blue Finish is perfect for fastening materials to concrete surfaces

This 3/16 x 3-3/4 Phillips Flat Head Concrete Screw in Blue Finish is perfect for fastening materials to concrete surfaces