Acorn SW-MW1BS250 Metal Building Screw, 1" BackToCampus Optimal Concrete Capacity Range: 3/16"

Optimal Concrete Capacity Range: 3/16" - 5/8"

(2) 2-1/2" extension wands

Multi purpose straight edge tool

Blades: 9"X5"

Lightweight plaster

Acorn SW-MW1BS250 Metal Building Screw, 1" BackToCampus Optimal Concrete Capacity Range: 3/16"Highlights: #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