Acorn SW-MW1LS250 Metal To Wood Screws, 1", Limestone Chalk 24 maximum using BD-tandem or

24 maximum using BD-tandem or BQ quadruple

For fertilization and control of pests on lawns

Made from heavy gauge aluminum with varnish coating

2 female and 1 right angle male

Porcelain coated lid and bottom bowl for added durability

Acorn SW-MW1LS250 Metal To Wood Screws, 1", Limestone Chalk 24 maximum using BD-tandem or#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