About This 【#10 x 1” Roofing Screw】 JEGONFRI roofing screws are designed to fix thin-gauge metal plates under 2.4 mm to wooden structures. Composed of high-strength alloy steel to provide strong toughness. An additional magnetic-absorbing driver bit available. 【Convenient to Use】 The self-drilling point can reduce metal shaving. Galvanized ASD coarse thread with moderate corrosion resistance is applied to wood. Mainly used for most iron panel, steel plate, aluminum panel, wood, plastic sheet, composite board, etc. 【EPDM Washer】 The 1/2"(13.8 mm) rubber washers expand under pressure to form a durable weather-tight seal. And the suitable diameter tightly covers screw hole. 【Black Hex Head】 The process of baking varnish provides superior corrosion resistance and exterior protection for 5/16" hex head with high-torque drive when installed. Jet black matches popular roofing colors. 【Warm Tips ! 】 Since the coarse thread and small head of screw, it is not suitable for thick metal plate exceeding 2.4mm and the connection between the metal plates! Ensure holding angle to prevent sliding when use. 300 pieces per retail package, a cost-effective choice for job. Overview Material : Alloy Steel Head Style : Hex Item dimensions L x W x H : 5.3 x 2.6 x 5.2 inches Exterior Finish : Zinc Thread Size : #10-12
