3/4 British Standard Pipe Tapered Countersunk Hexagonal PlugThe 3 4 British Standard Pipe Thread Countersunk Hexagonal Plug is a precision engineered fitting designed to seal unused British Standard Pipe Taper (BSPT) threaded ports in hydraulic, pneumatic, and fluid systems. The countersunk design allows for a flush fit, while the hex socket enables easy installation and removal with a hex key. Specification Details TYPE British Standard Pipe Tapered Countersunk Hexagonal Plug DESIGN Hex socket drive enables