Acorn International SW-MW1BL250 Metal Building Screws Metal To Wood - Blue, 9 x 1 In.

Metal to wood screws are sealing self-piercing tapping screws made from heat treated c1022 steel, case hardened for roofing and siding applications. A 1/4 in. Across flats high hat hex washer head with assembled epdm washer offers easy driving and conforms to the metal surface for a secure and long-lasting seal. The twin lead type 17 point and hi-lo threads offer faster drive time and greater resistance to pullout.

• All screws are 1,000 hour salt spray test dacro coated.
• Colored screws are powder coated over the dacro base coating.
• All bag and carton labels are trilingual.
• Cartons are heavy duty cardboard of uniform size and distinctive yellow color for better retail identity.
• Metal building screws
• Metal to wood
• Color - Blue
• Size - 9 x 1 in.
• Item weight - 2.1 lbs.