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โ๏ธ Upgrade your 3D prints with brass precision and lasting grip!
The uxcell Knurled Insert Nuts are M3 x 4mm brass threaded inserts designed for heat or ultrasonic embedding into plastic matrices. Featuring a knurled, embossed outer surface, they provide superior friction and torsion resistance without the need for countersinking. Ideal for 3D printing and injection molding applications, this 60-piece set offers durable, corrosion-resistant fastening with easy installation.









| ASIN | B09MCW7ZN5 |
| Best Sellers Rank | #921,003 in Home & Kitchen ( See Top 100 in Home & Kitchen ) #639 in Hand Sewing Needles |
| Brand | uxcell |
| Colour | gold |
| Compatible Groove Diameter | 5 Millimeters |
| Customer Reviews | 4.8 out of 5 stars 141 Reviews |
| Drive Style | Spline |
| Exterior Finish | Brass |
| Fastener Type | Knurled |
| Finish Types | Brass |
| Inside Thread Size | M3 |
| Item Diameter | 5 Millimetres |
| Item Dimensions | 14 x 10 x 1 Centimeters |
| Manufacturer | uxcell |
| Material | Brass , Plastic |
| Material Type | Brass, Plastic |
| Metal Type | Brass |
| Model | a21073000ux0151 |
| Number of Pieces | 60 |
| Part Number | a21073000ux0151 |
| Screw Head Style | Flat |
| Size Name | M3x4x5mm |
| Thread Class | Coarse |
| Thread Coverage | Fully Threaded |
| Thread Size | M3 |
| Thread Style | Right Hand |
| Thread Type | Unified National Coarse |
D**C
Great for 3D printing.
A**R
Good inserts
B**.
Quality
J**R
Good functional part.
M**R
Very good quality. No thread issues so far after first bag.
Trustpilot
2 months ago
3 days ago