Plastic and wire collation strips for gun nailers are a problem on the job and in the environment. New 20-degree Round Head Paper Tape Collated Nails from Duo-Fast are a solution. A patented design prevents jamming, breakage, and strip collapse while providing rigidity plus an ability to withstand hot, cold, and wet conditions. Smooth and ring shank nails are available in bright or hot-dipped galvanized 2-3/8- to 3 1/4-inch lengths and 0.113 to 0.148 diameters. Price: From $37 to $80 per carton. 888-631-2020.