Specifications: Length: 1-1/2" #10 Type 17 Thread Cutter Metal to Wood Fasteners: Roof and wood panel to wood structure Panel over insulation to wood structure Stitch roof and wall panel Features: Used in roofing and siding applications Exceeds 1,000/hr. salt spray resistance Rust/Acid rain protection High degree of corrosion resistance Bonded washer creates leak proof seal ACQ compatible