4-40 X 1/4 PHIL PAN EXT SEMS M/S STEEL BLACK OXIDE
4-40 X 1/4 PHIL PAN EXT SEMS M/S ZINC
4-40 X 1/4 PHIL PAN EXT SEMS TRIVALENT ZINC
4-40 X 1/4 PHIL PAN EXT SEMS M/S S/S