Stainless boat plug has square top for wrench or socket wrench
Boat plug,boat drain plug 1 inch, Flange diameter is 2", Plug diameter is 1/2" NPT tapered design plug allows for watertight sealing
Mizugiwa 316 stainless steel. Fits 1/2" NPT garboard drains. Easily removed by wrench or pliers. Garboard drain plug kit includes female drain receptacle and plug. Made from 316 ss, the nut plug can easily be removed by wrench or pliers. Machined, tapered pipe threads ensure water tight fit. Much more attractive than bronze and will not turn green and replaces older bronze fittings with universal hole pattern.