All In 1 Grease Fitting Tool, Used To Install & Remove, For Tapping & Thread Chasing 1/4-28 NPT Fitting Holes, For 1/4", 5/16" & 3/8" Straight Or Angle Fittings, Has Broken Fitting Spiral Removal Tool, Slotted Provides For Installing 30, 45, 65 & 90 Degree Grease Fittings.