Perfect for mechanical equipment: these clamping nuts with internal thread star gripping nuts contain 10 tool knobs. They are mainly used for mechanical equipment and can be used in various machine tools. Great tool for daily replacement: These round-headed knobs are a great substitute for your broken knobs. Provides a comfortable grip: The of the star knob is well polished to provide a comfortable grip High quality to long-term use: These internally threaded star knobs are made of high-quality material and have good durability to you use it for a long time Exquisite appearance and beautiful shape: This M6 star knob has a farewell star shape design, which can provide you with a beautiful and generous appearance, Weight: 0.16755131912 pounds, Manufacturer: Histeaa