Specification Brand : ATHYUTH BulletPoint1 : 【M3 Brass Heat Set Inserts 】 Our M3 Brass Threaded Inserts kit is available in 2 of the most popular height sizes, including 4 mm and 6 mm height Female Knurled Nuts totlling 160 PCS which has enough quantities to meet your needs for connecting numerous plastic parts BulletPoint2 : 【Convenient Use and Storage】Two sizes of brass nuts are stored in two compartments in a small box with labels, helping you to find the desired type quickly and improve your work efficiency BulletPoint3 : 【Premium brass material】Constructed of high quality brass material with excellent corrosion resistance and thermal conductivity, these Metric Threaded Inserts for Plastic can be easily installed into blind holes or through holes in 3D Printing Components using ultrasonic waves or heat to improve the overall effectiveness and performance of your plastic heat set applications BulletPoint4 : 【Exquisite workmanship】Our knurled brass insert are well made and durable, with uniform internal thread pitch and a smooth, burr-free surface. The angle of the thread knurling greatly enhances torque resistance and ensures a stronger embedding in plastic parts for longer service life BulletPoint5 : 【Wide Applications】These knurled brass threaded inserts are suitable for use with a variety of thermoplastics such as PLA, ABS, PP, PPS, PETG, PC, PA and more. Whether it's for reinforcing 3D printed parts, assembling plastic parts or other DIY projects, these brass heat set nuts provide a reliable and durable solution ExteriorFinish : Brass FinishType : Brass ItemName : M3 Threaded Inserts Assortment Kit, Female Thread Metric Knurled Nuts, 160 pcs Heat Embedment Brass Nuts for Plastic and 3D Printing Components (80 pcs Each of 4 mm and 6 mm Height) ItemPackageDimensions_Height : 7.493 centimeters ItemPackageDimensions_Length : 1.905 centimeters ItemPackageDimensions_Width : 6.8072 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : hardware-nut-inserts Manufacturer : ATHYUTH Material : Brass MetalType : Brass NumberOfItems : 160 NumberOfPieces : 160 PartNumber : ATHYUTH-TIKit ProductDescription : Female Thread Metric Knurled Nuts Assortment Kit ProductSiteLaunchDate : 2025-01-04T08:41:20.155Z Size : M3 SupplierDeclaredDgHzRegulation : not_applicable UnspscCode : 31161700