For K1 Upgrade Hotend Nozzle Placted Copper 3D Printer Accessory K1/K1Max Ceramic Upgrade Hot End Nozzle High flow High Speed printing kit extrusion head Note:Due to different production batches, wrenches are random and cannot be specified. Colour:As Shown Material:Plastic+Metal Package Contents: 1 * Ceramic Heating Block 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.