AeroProN851NP Medium Crown Stapler drives 7/16" crown 16 gauge staples from 1" to 2" in length. Primary Applications: Cedar Shingles, Fascia and Soffits, Fencing, Floor Underlayment, Furniture Frames, Roof & Wall Cedar Shingles, Pallets and Pallet Repair, Vinyl/Metal Siding, Crate and Box Assembly, Sheathing Staples