Grease Zerk Tool, 4 Way Zerk Fitting Removal Tool 1/4-28 SAE, 1/8 -NPT, M10x1, M
$37.99
One tool fits 1/8"-NPT PTF grease fittings and M10x1 fittings, and features hex sizes of 3/8" (9.5mm) and 7/16" (11mm). The other tool fits 1/4"-28 SAE and M8x1 fittings, and Zerk fittings with hex sizes of 5/16" (7.85mm) and 3/8" (9.5mm).