Color as shown Size: 17.4 x 10.2 x 2.4 cm Weight: 350 g [Insert Nut Assortment- Kit] Inserts use wood threads for pre-embedded connectors, wood furniture. Standard hexagon socket head, smooth and flat, with flanged thread structure, stable structure and easy installation. [Design] The surface of the nut thread is smooth and burr-free, and the screw-on sleeve can be screwed on quickly. Precision male thread and beveled hex socket head to keep the collet nut properly placed and firmly installed. [Easy Installation] Just drill a right size hole and install with a hex wrench, the tapered male thread make that more difficult Falling off due to vibration. [Scope of application] Suitable for soft wood such as pine, plywood, fiberboard, etc. (Need to drill a small hole before installation).