Specification Brand : Daewon Industries BulletPoint : QIDI TECH 3D Printer bimetallic Extruder Nozzles 0.4 mm for PLUS4 BulletPoint1 : Will clear nozzles and produce finer prints BulletPoint2 : Shipped in protective plastic case BulletPoint3 : Japanese made tungsten carbide bits BulletPoint4 : From Daewon Industries BulletPoint5 : Extends nozzle life BulletPoint6 : Note:Before replacement, please ensure that the hot end has cooled down and avoid touching the heating block at the bottom of the hot end to prevent burns. ExternallyAssignedProductIdentifier1 : 0744581222283 ExternallyAssignedProductIdentifier2 : 744581222283 IncludedComponents : 2PCS 0.4MM Hardened Hotend for Kobra S1 Combo ItemName : 3D Printer .3 and .35mm Extruder Nozzle Cleaner Extruder Head Cleaner 5 Each ItemPackageDimensions_Height : 1.016 centimeters ItemPackageDimensions_Length : 8.128 centimeters ItemPackageDimensions_Width : 5.08 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : 3d-printer-extruders Manufacturer : Daewon Industries NumberOfBoxes : 1 NumberOfItems : 2 PartNumber : 3DBits-9260 ProductDescription : 3D Printer .3mm and .35mm Extruder Nozzle Cleaner Extruder Head Cleaner 10 pack These Micro-drill bit Extruder Nozzle Cleaners are an essential item for any 3D printer owner. Every extruder nozzle must be cleaned out from time to time. These nozzles are very difficult to clean properly. These micro dtill bits are of the highest quality, made in Japan. They are the perfect tool for the job. By using these precision drill bits, you will extend the life of your nozzle and without a doubt, produce finer prints. If you need another size or have any questions, contact us and we will take care of you. ProductSiteLaunchDate : 2014-08-19T21:12:52.763Z Style : 2PK Hardened Hotend SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnspscCode : 44103100