Specification Brand : FYSETC BulletPoint1 : A drop in replacement for the stock one: spare hotend kit for your sv08 when your original hot end leaked, but not fit for SV07 SV06 and SV06 plus machine BulletPoint2 : Ready to use: comes a full assembled hot end, save to time to assemble BulletPoint3 : Upgraded parts: heating block and nozzle, the heating block is made of chrome zirconium copper; nickel-plated surface, size: 36.6x17x8mm, to reduce the risk of filament leakage, but it is not a ceramic cylindrical heating block.0.4mm nozzle, made of hardened steel, compared with the common brass alloy, it this alloy can still maintain the strength at higher temperatures, providing a better delivery of filaments, which significantly improves the printing speed and quality BulletPoint4 : Durable and heat resistant: The 0.4mm hardened steel nozzle is rugged, lasts longer than brass nozzles, and resists abrasion up to 450℃. Suitable for most 3D printing filaments: such as ABS, PTEG, TPU, PP, PC, nylon, PEDK, PEI and other consumables BulletPoint5 : Package includes, a complete hardened steel nozzle hot end kit, 1Psc wrench, 1Psc hex wrench, and a packet of leak proof rubber sealing grease. When you receive the hotend kit, replace the original parts, when replacing the new kit, calibrate it and work onit. Color : One Color ExternallyAssignedProductIdentifier : 7649657616917 IncludedComponents : FYSUS-SV08 Upgraded Hotend Kit ItemName : FYSETC SV08 Print Head Kit - Hotend Upgraded Replacement: Include Heating Block Silicone Sleeve Hardened Steel Nozzle 0.4mm Thermistor 24V 72W Heater Cartridge - 3D Printer Accessories ItemPackageDimensions_Height : 9.525 centimeters ItemPackageDimensions_Length : 3.175 centimeters ItemPackageDimensions_Width : 5.08 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : 3d-printer-extruders Manufacturer : FYSETC ModelName : LKHRIPMA ModelNumber : LKHRIPMA NumberOfBoxes : 1 NumberOfItems : 30 PartNumber : FYSUS-SV08 Upgraded Hotend Kit ProductDescription : Feature: The nozzle needs to be heat-twisted after the hot end is received to prevent leakage. Note: This is only for SV08 model, not for X1 X1C X1E K1 Max P1P P1S A1 A1 Mini 5M Pro model, this hardened steel nozzle hot end kit is an upgrade accessory, please confirm your 3D printer model before purchase. Cold Nozzle Replacement: Replacing nozzles, a time-consuming and potentially dangerous task, is effortless and can be accomplished with one hand without hot tightening.