Case hardened steel components for extreme durability. Automatic feed system for easy of use and productivity. Easy one-hand operation with rubber grips. Spring-loaded magazine feed. DEWALT DWR16G1M Galvanized 11/16" Hog Rings are constructed with 16 gauge steel from strong connections, and galvanized for corrosion protection for exterior use. These are designed for versatility, can be used for 9/32" (min. closure) through 11/16" (max. opening) applications. These hog rings offer sharp points to power through applications, and stick integrity that allow rings to stay together in bad weather and abuse.