Shoreline Marine Universal Stainless Steel Deck Key.

Shoreline Marine Universal Stainless Steel Deck Key. This handy pocket-sized tool fits all deck plate caps: slotted, raised lug, spaced hole, and star (winch handle) type caps. The tool also has common hex sizes: 5/16" (8 mm) for hose clamps and 7/16" (11 mm) for 1/4" (6 mm) bolts. Other features include a shackle key, flat screwdriver, and bottle opener. A wide, flat edge gives good hand leverage