RAINPAL BBF010RH Brass Bulkhead Tank Fitting (Female 3/4" Straight Pipe Threaded, Right Handed Nut) (1) Solid Brass Heavy Duty Bulkhead Tank Fitting. Weight: 3.4 oz Female 3/4 Inch Straight Pipe Threaded All the way Need 1-1/4 Inch or 32mm Diameter Hole to install, Fit up to 0.4 Inch or 10 mm thickness wall. NOT Lead Free, Designed for Irrigation with Rain Barrel, NOT for Potable Water Right Handed Nut for easy uninstalltion. Do not apply any grease on the gasket.