Mostly replacing a washer wont stop a drip in a leaking tap since the valve seat is frequently worn out. The only way to remedy it is to reseat the taps valve seat.
You will need to utilize a tap reseating tool in order to restore the taps valve seat. This is basically a valve-like device that screws onto your tap. However, it has a cutting surface on the bottom that will remove any dirt from the tap seat itself.
Three hardened cutter sizes (1/2 Inch Light Pattern (15mm), 1/2 Inch heavy Pattern (19mm) & 3/4 Inch heavy Pattern (25mm) in diameter) are included with the Kaufmann tap reseater to accommodate the majority of tap sizes.
You will need to utilize a tap reseating tool in order to restore the taps valve seat. This is basically a valve-like device that screws onto your tap. However, it has a cutting surface on the bottom that will remove any dirt from the tap seat itself.
Three hardened cutter sizes (1/2 Inch Light Pattern (15mm), 1/2 Inch heavy Pattern (19mm) & 3/4 Inch heavy Pattern (25mm) in diameter) are included with the Kaufmann tap reseater to accommodate the majority of tap sizes.