Specification AgeRangeDescription : adult Brand : CHFYLY BulletPoint1 : Material:Made of brass material, high hardness and durable. Provides good mechanical properties with increased heat resistance BulletPoint2 : Good Workmanship: With clean surface and twill thread knurled patterns, the nuts can be installed onto 26D printers and fit perfectly and , BulletPoint3 : Easy to Install: The knurled brass nuts can be easily installed into the the tapered holes of 26D printers by heating, also can be molded by injection molding. BulletPoint4 : Practical Design: Spiral knurled nuts are designed with high-precision threads, smooth and burr-free surface, ensuring balanced high tightening and loosening torque and high pull-out force, which can be easily installed on the 3D printer and fit perfectly. BulletPoint5 : It is widely used in 3D printers, CNC, stepper motors,milling machines, CNC engine lathes, gear shaping machines, gear hobbing machines, drilling machines and other precision transmission equipment Color : One Color ExteriorFinish : Phosphate ExternallyAssignedProductIdentifier : 9044236699233 ExternallyAssignedProductIdentifier1 : 0758061963481 ExternallyAssignedProductIdentifier2 : 758061963481 IncludedComponents : No ItemName : CHFYLY Timing Belt Pulley, M4 Brass Hot Melt Insert Nut Female Thread Brass Knurled Inserts Nuts Embed Parts Pressed Fit Into Holes(M4x8.1x6.3 (50pcs)) ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 1 centimeters ItemPackageDimensions_Width : 1 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : flanged-track-wheels Manufacturer : CHFYLY Material : Plastic MetalType : Bronze ModelName : FFDSDUH ModelNumber : CHFYLY NumberOfBoxes : 1 NumberOfItems : 1 NumberOfPieces : 1 PartNumber : CHFYLY ProductDescription : M4 Brass Hot Melt Insert Nut Female Thread Brass Knurled Inserts Nuts Embed Parts Pressed Fit Into Holes For 3D Printing 50pcs Dimension is: Inner diameter * Height * Outer diameter ProductSiteLaunchDate : 2025-05-25T00:33:10.172Z Size : M4x8.1x6.3 (50pcs) SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 1