10-16 x 1-1/2 Unslotted Indented Hex Washer Head Self-Drilling Screw 410 Stainless Steel Passivated and WaxedAttaches metal or aluminum to metal or aluminum.

Used in roofing and siding applications

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

Attaches drop ceiling tire wires to wood

Attaches metal to wood

Wood to wood for interior wood applications

Attaches drop ceiling tire wires to steel

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

Attaches gypsum board to wood studs

insulation to wood

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