Acorn SW-MW25W250 Metal To Wood Screw, 2 1/2", White Reciprocating Blade Sets Uses case hardened

Uses case hardened

Screw-In Foldback

Finish : Brushed Bronze

Wdth In x Lgth Ft=1-7/8 x 300

Metallic tips

Acorn SW-MW25W250 Metal To Wood Screw, 2 1/2", White Reciprocating Blade Sets Uses case hardened#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