External thread: M10x1mm, Internal thread: M8x1mm, Height: 10mm. Made of galvanized carbon steel, possessing excellent wear resistance and stability. Precision-machined threads ensure smooth installation and prevent stripping or jamming. Sleeve-type structure design enhances the strength of the threaded connection. Suitable for screw fitting in chandeliers, pendant lights, toy accessories, decorative ornaments, household appliances, machinery manufacturing, etc. ASIN B0GKBQQFQX Item Weight 1.41 ounces Part Number 774-HC Manufacturer YINETTECH Item model number HC774_M Package Dimensions 3.15 x 2.36 x 0.67 inches