100Pcs Thread Knurled Brass Threaded Heat Set Heat Resistant Insert Embedment Nut for 3D Printer

colour: gold Material: brass size: 0.57 x 0.46 x 0.46 cm Package Contents: 100 x embedment nut Only the above package content other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.