100 Pcs Brass Insert, Threaded Inserts Brass Knurled Nuts, Female Thread Inserts, Knurled Insert Nuts for 3D Printing Plastic, M4 x 4mm x 6mm

Durable Material: The insert nuts are made of high quality brass, which has high strength, hardness, chemical resistance and wear resistance, making it widely used in various fields.
Excellent Workmanship: The Female Thread Knurled Nuts have a smooth, burr-free appearance, with deep, clear threads that are even and resistant to slippage and will not damage other parts.
Secure Hold:The threaded nuts have a knurled pattern on the outside, which is not only aesthetically pleasing, but also increases the friction between the nut and the hand, making it easier to rotate, and the rounded design of the head allows for good positioning; it is not easy to be skewed and ensures stable insertion.
Widely Used:These nuts are commonly used in injection moulding and fastening and are widely used in the communication industry, electronics industry, electrical industry, automotive industry, construction industry, marine industry and other fields.
Package Include: 100x Qrity Knurled Nuts.

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