1. A of joints can realize the embedding of M2 (common to M2.5), M3, , M5, M6 (1/4Inch), and M8 hot melt nuts>2. Compatible with standard 936 universal soldering iron tips, convenient and practical (other models: FX-888D)>3. Brass material, good thermal conductivity, end face contact, prevents the nut from skewing, and facilitates quick embedding of the nut into plastic parts>4. Compared with other similar indenter, our indenter is embedded at a short distance to avoid plastic parts after being pressed in. The head is not easy to damage the plastic parts and can be inserted into the plastic parts to a certain depth.Product name: Internal thread hot melt nut pressure head kit>Product scope of application: This product is suitable for use with standard 936 universal soldering iron tips, used for M2 (common to M2.5), M3, , M5, M6 (1/4inch), M8 and other hot-melt nuts or inserts, often used for hot-melting copper nuts on 3D printers or implanting nuts on plastics>Processing technology and color: CNC precision turning>Colour:Gold>Material:brassPackage Contents:>8 * Heat Insert Nut Iron Tip>100 * M3 nutOnly the above package content, other products are not included.>Note: Light reflection 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.