【Durable Star Knob】: Made of plastic and brass, these star knobs are not only sturdy to use, but also non-conductive and lightweight. Simply tighten or loosen by hand and you can easily secure your mechanical project. 【Star Grip】 Using these screw clamp nuts on your mechanical projects can really give you a more grip comfortable. What’s more, you can adjust your machine without scratching yourself. 【Brass Female Thread】These brass female thread clamp knobs are perfect for compatible bolt threads. Holds tight and won’t slip. 【Wide Application】These star knobs are suitable for cabinets, drawers, doors, lockers, tool boxes, appliances and other furniture or equipment that needs frequent adjustment. Perfect for your various applications. Widely used in various fields of industry and life, our star buttons will be your best choice. 【WHAT YOU GET】This pack includes 10 pieces M6x50 star buttons, strictly manufactured according to the standardized metric system . They will! Due to the