1 Case of 12 Boxes. 16 Gauge Straight Galvanized Finish Nails. These are 2500 per box and Unicatch & Internail uses Galvanized wire. These nails are universal and will fit just about every nail gun manufactured that sells 16 gauge nailers. Unicatch & Internail are a world class manufactures. They also make these nails for many well known companies that you would know. These will fit the following nailers. All 16 Gauge Straight Finish Nails. All items are covered by insurence but this dose not include porch pirates so please make sure your drop off is secure.