Value for money: package comes with 15x0.4mm brass nozzles ,6x0.4mm hardened steel nozzles ,sufficient quantity to facilitate your timely replacement, achieving quality printing, and 0.4mm 5 x nozzle cleaning needles, which has strong flexibility and durability, easy to bend the needle into a nozzle without breaking, good tools for nozzle clogging cleanPremium material: Our MK8 extruder nozzles are made of hardened stainless steel, harder than normal brass nozzles,hardened stainless steel material is durable to use for a long time with the good heat resistance and corrosion resistance, abrasion resistanceGood performance: this 3d printer extruder nozzles has impressive toughness and hardness, not only suitable for common 1.75 mm 3D printer filaments, but also can be applied for printing filaments of carbon fiber, fiberglass, etcImpressive precision: the inner wall of the MK8 nozzles is smooth and has no burrs, its viscosity coefficient is small, and extruder nozzle diameter error is less than 0.02 mm, providing you an accurate and smooth extrusionWidely compatible: these high temperature pointed wear resistant nozzles are compatible with MK8 hotend for Creality 3D printers, compatible with Ender-2/ Ender-3/ Ender-3 pro/Ender 3x/Ender 4/ Ender-5/ender 5 pro/Ender 5Anet A8, also compatible with Creality CR-10 all-metal hotend, Prusai 3,Anet A6/Anet A8, mokerbot mini v2/Reprap and so onColour:SilverMaterial:Stainless steel, brassPackage Contents:6 x 0.4mm Hardened steel 3D printer nozzles15 x 0.4mm Brass 3D printer nozzles5 x Nozzle cleaning needleOnly the above package content, other products are not included.Note: Light shooting 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.