1. Product name: T12 hot melt nut indenter kit 2. Product scope of application: This product uses soldering iron tips adapted to T12 soldering iron , and is interchangeable with standard 936 universal soldering iron tips, and is used for M2 (common to M2.5), M3, , M5, M6 (1/4 inch), Hot-melt nuts or inserts such as M8 are often used for hot-melt copper nuts printed on 3D printers or to embed nuts on plastics. 3. Processing technology and color: CNC precision turning Colour:As Shown Material:Stainless steel + copper Package Contents: 1 * Heat Insert Nut Iron Tip Kit Only 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.