These are some practical knob plungers that will bring a lot of convenience for you. Made of stainless steel material with detailed workmanship, they have high hardness, high temperature resistance, corrosion resistance, wear resistance and rust resistance, supporting longer service life. Features - ColorSilver -Material: Stainless Steel. - Size: 5.90X2.50X1.00cm/2.32X0.98X0.39in - These professional knob plungers can be widely used in industrial equipment, electrical appliances, car and other fields. - Precision manufacturing, clear lines, round head design, improve accuracy and meet demand. - High hardness, high temperature resistance, corrosion resistance, wear resistance and rust resistance, support longer service life. - Made of stainless steel materials, not easy to deform or break, you can use rest assured. - This is a small but practical , can surely bring you a lot of convenience. Package list: 4 x Spring Plungers with Pulls Ring (LHFSS-10-1.5-6- Stainless Steel Head)