Small 4-Way Grease Fitting Tool. Designed for 1/4"-28 and 6mm fittings. Tap repairs 1/4"-28 threads. Wrench removes 5/16" and 3/8" hex fittings and plugs. Wrench installs new fittings. 1/4"-28 "easy-out" removes broken fittings. Carded. 10/master.