Rust Proof Bakelite Knob is used in centralized lubrication systems along with other industrial. The Knob has round, oval, plus shape and is offered in sizes of m 1.6 up to 16 mm/ 1/8" up to 5/8". The Knob has length of 10 mm up to 200 mm / 1/8" up to 10" and is made using quality grade mild steel and stainless steel. The Rust Proof Bakelite Knob is corrosion resistance, rust proof and ensures efficient performance.