Oneyijun 4 Pcs M8 x 80mm Star Clamping Knob Grip Thumb Screw Head Diameter 38mm Knobs Nut Screws Tightening Thread Replacement Machine Handle

Material: Carbon Steel, Plastic. Screw Surface Treatment: White Zinc Plating., Handle Diameter: 38mm / 1.49 inch., Pitch: 1.25mm / 0.049 inch., Thread Diameter: 8mm / 0.31 inch ，Thread Length: 80mm / 3.14 inch., Package Content: 4 Pcs. Great replacement for your broken one with this Star Knob. Widely used for lathe machine, mechanical equipment, instrument and apparatus, food and pharmaceutical industry equipment.