Ceramic disc head, pair of universal replacement ceramic cartridges for faucets, 1/2" quarter turn, 20 notches x 50 mm, one pair

Solid brass body and stem. 20 teeth on the serrations (top of the stem) for the handle, drilled with an M4 drill bit. Thread size G 1/2. Clockwise (blue) and counterclockwise (red) turns to open the tap. Rubber O-ring on the bottom, with a threaded collar. Suitable for bathroom sink taps, kitchens, etc. Suitable for hot and cold water. Materials: Made of brass and ceramic, sturdy and durable. Works perfectly, no more leaky taps, long service life. Easy to use: the red tap valve turns clockwise to open the tap, counterclockwise to close it, and the blue cartridge is opposite the red cartridge. Application: Suitable for hot and cold water, fits most double handles, suitable for bathroom sink taps, kitchen taps, etc. Quantity: 2 pieces. Note: All measurements are taken manually. Please allow for a 1-3 cm error.