Acorn SW-MW1TP250 Metal Building Screw, 1", Taupe Mixes Best power-to-weight ratio in the

Best power-to-weight ratio in the industry

Seals door edges against moisture to prevent warping

long lasting urethane based finish

No drip paste

(2) Tension Clamps

Acorn SW-MW1TP250 Metal Building Screw, 1", Taupe Mixes Best power-to-weight ratio in the#9 15 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" 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